{"id":281519,"date":"2023-05-15T11:01:30","date_gmt":"2023-05-15T15:01:30","guid":{"rendered":"https:\/\/www.nasa.gov\/?post_type=topic&p=281519"},"modified":"2023-07-27T14:25:08","modified_gmt":"2023-07-27T18:25:08","slug":"14-by-22-foot-subsonic-tunnel","status":"publish","type":"topic","link":"https:\/\/www.nasa.gov\/directorates\/armd\/14-by-22-foot-subsonic-tunnel\/","title":{"rendered":"14- by 22-Foot Subsonic Tunnel"},"content":{"rendered":"<div id=\"\" class=\" hds-module hds-module-full wp-block-nasa-blocks-secondary-navigation\"><div class=\"hds-secondary-navigation-wrapper z-top width-100 padding-0\"><div id=\"\" class=\"hds-secondary-navigation width-full border-bottom-1px text-center hds-color-mode-light hds-module hds-module-full wp-block-nasa-blocks-hdsnav\"><button type=\"button\" class=\"hds-secondary-nav-mobile-button display-flex tablet:display-flex desktop:display-none width-full flex-align-center bg-carbon-90 border-color-carbon-80 color-spacesuit-white\" aria-expanded=\"false\" aria-controls=\"hds-secondary-nav-track\"><span>AETC Portfolio Office<\/span><svg width=\"16\" height=\"16\" alt=\"\" enable-background=\"new 0 0 400 400\" viewBox=\"0 0 400 400\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"m4.2 122.2 195.1 195.1 196.5-196.6-37.9-38-157.8 157.8-156.8-156.8z\" \/><\/svg><\/button><div class=\"hds-secondary-nav-track grid-container grid-container-extrawide padding-0 tablet:padding-x-3 desktop:padding-x-2 hds-secondary-navigation-has-breadcrumbs\"><div class=\"hds-secondary-navigation-breadcrumbs display-none tablet:display-none desktop:display-flex flex-align-center\"><nav class=\"usa-breadcrumb\" aria-label=\"Breadcrumbs\"><ol class=\"usa-breadcrumb__list\"><li class=\"usa-breadcrumb__list-item\"><a href=\"https:\/\/www.nasa.gov\/\" class=\"usa-breadcrumb__link\"><span>Home<\/span><\/a><\/li><li class=\"usa-breadcrumb__list-item\"><a href=\"https:\/\/www.nasa.gov\/directorates\/armd\/\" class=\"usa-breadcrumb__link\"><span>Aeronautics Research Mission...<\/span><\/a><\/li><li class=\"usa-breadcrumb__list-item usa-current\" aria-current=\"page\"><span>14- by 22-Foot Subsonic Tunnel<\/span><\/li><\/ol><\/nav><\/div><div class=\"hds-secondary-navigation-menu-items\"><nav><ul class=\"usa-nav__primary usa-accordion flex-justify-center margin-0\"><li class=\"usa-nav__primary-item \"><a class=\"usa-nav__link\" href=\"https:\/\/www.nasa.gov\/nasa-directorates\/armd\/aetc\/\">Aerosciences Evaluation and Test...<\/a><\/li><li class=\"usa-nav__primary-item\"><button type=\"button\" class=\"usa-accordion__button usa-nav__link\" aria-expanded=\"false\" aria-controls=\"basic-nav-section-one\"><span>Ground Facilities<\/span><svg class=\"hds-desktop-submenu-toggle-icon display-none tablet:display-none desktop:display-block\" width=\"16\" height=\"16\" alt=\"\" enable-background=\"new 0 0 400 400\" viewBox=\"0 0 400 400\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"m4.2 122.2 195.1 195.1 196.5-196.6-37.9-38-157.8 157.8-156.8-156.8z\" \/><\/svg><svg class=\"hds-mobile-submenu-toggle-icon display-block tablet:display-block desktop:display-none\" width=\"16\" height=\"16\" viewBox=\"0 0 16 16\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle cx=\"8\" cy=\"8\" r=\"7.5\" fill=\"#0B3D91\" stroke=\"white\"\/><rect x=\"4\" y=\"7.6001\" width=\"8\" height=\"0.8\" fill=\"white\"\/><rect class=\"hds-mobile-submenu-toggle-icon-line-vertical\" x=\"7.59998\" y=\"12\" width=\"8\" height=\"0.8\" transform=\"rotate(-90 7.59998 12)\" fill=\"white\"\/><\/svg><\/button><ul id=\"basic-nav-section-one\" class=\"usa-nav__submenu\" hidden><li class=\"usa-nav__submenu-item \"><a class=\"usa-nav__link\" target=\"_self\" href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/aerosciences-evaluation-and-test-capabilities-aetc-portfolio-subsonic-facilities\/\">Subsonic Facilities<\/a><\/li><li class=\"usa-nav__submenu-item \"><a class=\"usa-nav__link\" target=\"_self\" href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/aetc-transonic-facilities\/\">Transonic Facilities<\/a><\/li><li class=\"usa-nav__submenu-item \"><a class=\"usa-nav__link\" target=\"_self\" href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/aerosciences-evaluation-and-test-capabilities-aetc-portfolio-supersonic-facilities\/\">Supersonic Facilities<\/a><\/li><li class=\"usa-nav__submenu-item \"><a class=\"usa-nav__link\" target=\"_self\" href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/aerosciences-evaluation-and-test-capabilities-aetc-portfolio-hypersonic-facilities\/\">Hypersonic Facilities<\/a><\/li><li class=\"usa-nav__submenu-item \"><a class=\"usa-nav__link\" target=\"_self\" href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/aerosciences-evaluation-and-test-capabilities-aetc-portfolio-propulsion-facility\/\">Propulsion Facilities<\/a><\/li><li class=\"usa-nav__submenu-item \"><a class=\"usa-nav__link\" target=\"_self\" href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/aerosciences-evaluation-and-test-capabilities-aetc-portfolio-test-technology\/\">Test Technology<\/a><\/li><\/ul><\/li><li class=\"usa-nav__primary-item\"><button type=\"button\" class=\"usa-accordion__button usa-nav__link\" aria-expanded=\"false\" aria-controls=\"basic-nav-section-one\"><span>About<\/span><svg class=\"hds-desktop-submenu-toggle-icon display-none tablet:display-none desktop:display-block\" width=\"16\" height=\"16\" alt=\"\" enable-background=\"new 0 0 400 400\" viewBox=\"0 0 400 400\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"m4.2 122.2 195.1 195.1 196.5-196.6-37.9-38-157.8 157.8-156.8-156.8z\" \/><\/svg><svg class=\"hds-mobile-submenu-toggle-icon display-block tablet:display-block desktop:display-none\" width=\"16\" height=\"16\" viewBox=\"0 0 16 16\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle cx=\"8\" cy=\"8\" r=\"7.5\" fill=\"#0B3D91\" stroke=\"white\"\/><rect x=\"4\" y=\"7.6001\" width=\"8\" height=\"0.8\" fill=\"white\"\/><rect class=\"hds-mobile-submenu-toggle-icon-line-vertical\" x=\"7.59998\" y=\"12\" width=\"8\" height=\"0.8\" transform=\"rotate(-90 7.59998 12)\" fill=\"white\"\/><\/svg><\/button><ul id=\"basic-nav-section-one\" class=\"usa-nav__submenu\" hidden><li class=\"usa-nav__submenu-item \"><a class=\"usa-nav__link\" target=\"_self\" href=\"https:\/\/www.nasa.gov\/directorates\/armd\/aeronautics-leadership\/\">Leadership and Team<\/a><\/li><li class=\"usa-nav__submenu-item \"><a class=\"usa-nav__link\" target=\"_self\" href=\"https:\/\/www.nasa.gov\/contact-nasa\/\">Contact NASA<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div><div class=\"hds-secondary-navigation-menu-spacer\"> <\/div><\/div><\/div><\/div><\/div>\n\n<div id=\"\" class=\"nasa-gb-align-full maxw-full width-full padding-0 hds-module hds-module-full wp-block-nasa-blocks-page-intro\">\n\t<div class=\"padding-0 bg-spacesuit-white wp-block-nasa-blocks-page-intro\">\n\t\t\t\t\t<div class=\"padding-top-0\">\n\t\t\t\t<div class=\"grid-row\">\n\t\t\t\t\t\t\t\t\t<div class=\"grid-col-12 desktop:grid-col-6 padding-3 padding-bottom-0 desktop:padding-3\">\n\t\t\t\t\t\t<div class=\"padding-0 display-flex flex-align-end flex-justify-end \">\n\t\t\t\t\t\t\t<div class=\"hds-cover-wrapper hds-page-intro-image-1\">\n\t\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img fetchpriority=\"high\" decoding=\"async\" width=\"640\" height=\"427\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?w=640\" class=\"attachment-large size-large\" alt=\"Fluorescent oil on a model of a futuristic hybrid wing body during tests in the14 by-22-Foot Subsonic Wind Tunnel.\" style=\"transform: scale(1); transform-origin: 44% 21%; object-position: 44% 21%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg 4752w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=300,200 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=768,512 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=1024,683 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=1536,1024 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=2048,1365 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=400,267 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=600,400 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=900,600 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=1200,800 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2020\/12\/hwb_oil_visualization_larc_2013.jpg?resize=2000,1333 2000w\" sizes=\"(max-width: 640px) 100vw, 640px\" loading=\"eager\" \/><\/figure>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"grid-col-6 desktop:grid-col-3 padding-top-2 padding-bottom-2 padding-left-3 padding-right-1 desktop:padding-3 desktop:padding-left-0\">\n\t\t\t\t\t\t<div class=\"padding-0 display-flex flex-align-end flex-justify-end\">\n\t\t\t\t\t\t\t<div class=\"hds-cover-wrapper hds-page-intro-image-2\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"512\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?w=640\" class=\"attachment-large size-large\" alt=\"3% Blended Wing Body (BWB) - the "450" model in the 14 x 22 foot wind tunnel.\" style=\"transform: scale(1.2); transform-origin: 60% 87%; object-position: 60% 87%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=300,240 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=768,614 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=1024,818 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=400,320 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=600,480 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=900,719 900w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"grid-col-6 desktop:grid-col-3 padding-top-2 padding-bottom-2 padding-left-1 padding-right-3 desktop:padding-3 desktop:padding-left-0\">\n\t\t\t\t\t\t<div class=\"padding-0 display-flex flex-align-end flex-justify-end\">\n\t\t\t\t\t\t\t<div class=\"hds-cover-wrapper hds-page-intro-image-3\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"530\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?w=640\" class=\"attachment-large size-large\" alt=\"Model of an energy efficient transport sitting inside the 14x22 foot wind tunnel.\" style=\"transform: scale(1.2); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=300,248 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=768,636 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=1024,848 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=400,331 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=600,497 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=900,745 900w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"grid-row grid-container grid-container-block padding-top-0 padding-bottom-8\">\n\t\t\t\t\t\t<h1 class=\"page-heading-md display-block width-full margin-bottom-1\">14- by 22-Foot Subsonic Wind Tunnel<\/h1>\n\t\t\t\t\t<div class=\"grid-col-12 desktop:grid-col-7 padding-right-0 desktop:padding-right-6 padding-bottom-5 desktop:padding-bottom-0\">\n\t\t\t\t\t\t<div class=\"margin-bottom-2\">\n\t\t\t\t\t\t\t<p class=\"p-lg margin-0 padding-0\">The 14’x22′ Subsonic Wind Tunnel assesses conventional performance for low-speed tests of powered and unpowered models of fixed- and rotary-wing civil and military aircraft over a wide range of takeoff, landing, cruise and high angle-of-attack conditions.<\/p>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<a href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/aerosciences-evaluation-and-test-capabilities-aetc-portfolio-subsonic-facilities\/\" target=\"_self\" class=\"button-primary link-external-true\">\n\t\t\t\t\t\t\t<span class=\"section-heading-md\">\n                                Learn More About the 14- by 22-Foot Subsonic Tunnel <span class=\"usa-sr-only\">about 14- by 22-Foot Subsonic Wind Tunnel<\/span>                            <\/span>\n\t\t\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\n<div id=\"\" class=\"hds-card-grid padding-top-7 padding-bottom-3 padding-x-0 hds-module hds-module-full wp-block-nasa-blocks-card-grid\">\t\t\t<div class=\"hds-card-grid-header grid-container grid-container-block\">\n\t\t\t\t<div class=\"grid-row flex-align-start margin-bottom-5\">\n\t\t\t\t\t<div class=\"desktop:grid-col-8 margin-bottom-2 desktop:margin-bottom-0\">\n\t\t\t\t\t\t<div class=\"margin-bottom-1\">\n\t\t\t\t\t\t\t<h2 class=\"section-heading-sm line-height-sm\">Focus Areas and Capabilities<\/h2>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"margin-0 padding-0\">Learn more about the specifications and capabilities of this wind tunnel.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<div class=\"desktop:grid-col display-flex flex-align-center desktop:flex-justify-end\">\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"grid-row grid-gap-2\"><\/div>\n\t\t\t<\/div>\n\t\t\t<div class=\"hds-card-grid-cards grid-container grid-container-block\">\n\t\t\t\t<div class=\"hds-cards-included grid-row\">\n\t\t\t\t\t<div class=\"hds-card-custom hds-card color-carbon-black display-flex flex-column margin-bottom-5 mobile:grid-col-12 tablet:grid-col-6 desktop:grid-col-4 margin-bottom-6\"><div class=\"hds-card-inner\"><div class=\"hds-card-thumbnail hds-card-hover-zoom-image margin-bottom-2 bg-carbon-black\"><figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"853\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?w=640\" class=\"attachment-large size-large\" alt=\"This is a photo of an oil test on the Quesst model in the 14x22 Wind Tunnel at NASA Langley.\" style=\"transform: scale(1.2); transform-origin: 45% 13%; object-position: 45% 13%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg 3698w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?resize=225,300 225w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?resize=768,1024 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?resize=1152,1536 1152w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?resize=1536,2048 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?resize=300,400 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?resize=450,600 450w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?resize=675,900 675w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?resize=900,1200 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/01\/37919985392_78d59648d7_o.jpg?resize=1500,2000 1500w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><\/div><div class=\"padding-right-0\"><div class=\"margin-bottom-1\"><h3 class=\"heading-18\">Characteristics<\/h3><\/div><p class=\"margin-top-0 line-height-lg\">The tunnel can be easily reconfigured for acoustic,  tethered free-flight and forced-oscillation (dynamic  stability) testing, as well as for motor-sports studies.  Investigators can choose from either closed (walls, ceiling, and floor) or open (floor-only) test-section.<\/p><div class=\"margin-top-2\"><a href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/14-by-22-foot-subsonic-tunnel-characteristics\/\" target=\"_self\" class=\"button-primary button-primary-md link-external-0\"><span role=\"textbox\" aria-multiline=\"true\" aria-label=\"Write button text here\" class=\"line-height-alt-1\" style=\"white-space: pre-wrap; min-width: 1px;\">Read More on Characteristics<\/span><svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg><\/a><\/div><\/div><\/div><\/div><div class=\"hds-card-custom hds-card color-carbon-black display-flex flex-column margin-bottom-5 mobile:grid-col-12 tablet:grid-col-6 desktop:grid-col-4 margin-bottom-6\"><div class=\"hds-card-inner\"><div class=\"hds-card-thumbnail hds-card-hover-zoom-image margin-bottom-2 bg-carbon-black\"><figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"512\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?w=640\" class=\"attachment-large size-large\" alt=\"The MADCAT wing during assembly, preparing to be tested in NASA's Langley Research Center's 14 x 22 feet wind tunnel.\" style=\"transform: scale(1.2); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg 4000w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=300,240 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=768,614 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=1024,819 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=1536,1229 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=2048,1638 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=400,320 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=600,480 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=900,720 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=1200,960 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2019\/04\/madcat_tunnel.jpg?resize=2000,1600 2000w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><\/div><div class=\"padding-right-0\"><div class=\"margin-bottom-1\"><h3 class=\"heading-18\">Quick Facts<\/h3><\/div><p class=\"margin-top-0 line-height-lg\">Today, the 14\u00d722 assesses conventional performance for low-speed tests of powered and unpowered models of  various fixed- and rotary-wing civil and military aircraft over a wide range of takeoff, landing, cruise, and high-angle-of-attack conditions.<\/p><div class=\"margin-top-2\"><a href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/14-by-22-foot-subsonic-tunnel-quick-facts\/\" target=\"_self\" class=\"button-primary button-primary-md link-external-0\"><span role=\"textbox\" aria-multiline=\"true\" aria-label=\"Write button text here\" class=\"line-height-alt-1\" style=\"white-space: pre-wrap; min-width: 1px;\">Read More on Quick Facts<\/span><svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg><\/a><\/div><\/div><\/div><\/div><div class=\"hds-card-custom hds-card color-carbon-black display-flex flex-column margin-bottom-5 mobile:grid-col-12 tablet:grid-col-6 desktop:grid-col-4 margin-bottom-6\"><div class=\"hds-card-inner\"><div class=\"hds-card-thumbnail hds-card-hover-zoom-image margin-bottom-2 bg-carbon-black\"><figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"480\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg?w=640\" class=\"attachment-large size-large\" alt=\"A semi-span jet model in the 14x22 Subsonic Wind Tunnel.\" style=\"transform: scale(1.2); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg 1776w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg?resize=300,225 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg?resize=768,576 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg?resize=1024,768 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg?resize=1536,1152 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg?resize=400,300 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg?resize=600,450 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg?resize=900,675 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/02\/noise_reduction_model_14x22.jpg?resize=1200,900 1200w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><\/div><div class=\"padding-right-0\"><div class=\"margin-bottom-1\"><h3 class=\"heading-18\">Data Acquisition<\/h3><\/div><p class=\"margin-top-0 line-height-lg\">The 14\u00d722 is ideally suited for low-speed tests to determine high-lift stability and control, aerodynamic performance, rotorcraft acoustics, turboprop  performance, and basic-wake and flow-field surveys.<\/p><div class=\"margin-top-2\"><a href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/14-by-22-foot-subsonic-tunnel-data-acquisition\/\" target=\"_self\" class=\"button-primary button-primary-md link-external-0\"><span role=\"textbox\" aria-multiline=\"true\" aria-label=\"Write button text here\" class=\"line-height-alt-1\" style=\"white-space: pre-wrap; min-width: 1px;\">Read More on Data Acquisition<\/span><svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg><\/a><\/div><\/div><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t<\/div>\n\n<div id=\"\" class=\"width-full maxw-full bg-carbon-05 hds-cover-wrapper minh-tablet-lg hds-module hds-module-full wp-block-nasa-blocks-callout\">\n\t<div class=\"hds-foreground-wrapper padding-bottom-9 padding-top-9 display-flex\">\n\t\t<div class=\"grid-row grid-container grid-container-block margin-top-auto width-full maxw-desktop-lg padding-top-9 padding-x-3 z-400\">\n\t\t\t<div class=\"grid-row grid-container grid-container-block margin-top-auto width-full maxw-desktop-lg padding-y-9 padding-x-3 z-400\">\n\t\t\t\t<div class=\"grid-col-12 tablet:grid-col-12 desktop:grid-col-6 z-400\">\n\t\t\t\t\t<div class=\"margin-0\">\n\t\t\t\t\t\t<h2 class=\"page-heading-md font-weight-extrabold line-height-heading-1 color-spacesuit-white-important\">Virtual Tour<\/h2>\n\t\t\t\t\t\t<p class=\"p-lg margin-top-2 padding-0 margin-bottom-4 color-spacesuit-white-important\">14-by 22-Foot Subsonic Tunnel<\/p>\n\t\t\t\t\t\t\t\t<a href=\"https:\/\/oh.larc.nasa.gov\/oh\/virtualtour\/14x22-wind-tunnel\/\" target=\"_self\" class=\"button-primary  link-external-true\" rel=\"noopener\">\n\t\t\t<span class=\"line-height-alt-1 color-spacesuit-white-important\" >\n\t\t\t\tInteract with the 14-by 22-Foot Subsonic Tunnel Tour                                    <span class=\"usa-sr-only\"> about Virtual Tour<\/span>\n                \t\t\t<\/span>\n\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t<\/a>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"grid-col-12 tablet:grid-col-12 desktop:grid-col-6 z-400\"><\/div>\n\t\t\t<\/div>\t\n\t\t<\/div>\n\t<\/div>\n\t<div class=\"skrim-overlay skrim-left mobile-skrim-top z-200\"><\/div>\n\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"2048\" height=\"1536\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?w=2048\" class=\"attachment-2048x2048 size-2048x2048\" alt=\"SLS\" style=\"transform: scale(1.2); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg 3000w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=300,225 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=768,576 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=1024,768 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=1536,1152 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=2048,1536 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=400,300 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=600,450 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=900,675 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=1200,900 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2017\/05\/lrc-2017-h1_p_sls-040601.jpg?resize=2000,1500 2000w\" sizes=\"(max-width: 2048px) 100vw, 2048px\" \/><\/figure>\n\t<\/div>\n\n<div id=\"\" class=\"hds-gallery-preview padding-y-5 desktop:padding-y-7 padding-x-3 bg-spacesuit-white width-full maxw-full hds-gallery-preview-count-8 hds-module hds-module-full wp-block-nasa-blocks-gallery-preview\">\t<div class=\"grid-container grid-container-widescreen padding-x-0\">\n\t\t<div class=\"grid-row width-full\">\n\t\t\t<div class=\"grid-col-12 desktop:grid-col-8\">\n\t\t\t\t<div class=\"margin-bottom-2\">\n\t\t\t\t\t<h2 class=\"heading-22\">14-by 22-Foot Subsonic Tunnel Gallery<\/h2>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"display-flex flex-wrap flex-align-center margin-bottom-1\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"display-flex flex-align-center label hds-gallery-preview-label z-400 color-carbon-60 margin-right-3 margin-bottom-1\">\n\t\t\t\t\t\t<svg version=\"1.1\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" xmlns:xlink=\"http:\/\/www.w3.org\/1999\/xlink\" x=\"0px\" y=\"0px\" width=\"20px\" height=\"20px\" viewBox=\"0 0 20 20\" style=\"enable-background:new 0 0 20 20;\" xml:space=\"preserve\"><g><path style=\"fill:#585858;\" d=\"M10,0C4.5,0-0.1,4.5,0,10.1c0.1,5.4,4.5,9.9,10.1,9.9c5.5-0.1,10-4.6,9.9-10.1C19.9,4.4,15.4,0,10,0z M10.3,19 C5.1,19.1,1,15,1,10c0-5,4-9,9-9c4.9,0,8.9,3.9,9,8.9C19.1,14.9,15.1,18.9,10.3,19z\"\/><path style=\"fill:#585858;\" d=\"M14,9c-0.8,1.2-1.5,2.5-2.3,3.7C10.5,10.5,9.2,8.2,8,6c-1.5,2.7-3,5.3-4.5,8c4.5,0,9,0,13.5,0 C16,12.3,15,10.7,14,9z\"\/><path style=\"fill:#585858;\" d=\"M13,8c1.1,0,2-0.9,2-2c0-1.1-0.9-2-2-2c-1.1,0-2,0.9-2,2C11,7,11.8,8,13,8z\"\/><\/g><\/svg>\n\t\t\t\t\t\t<span>8 Images<\/span>\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"desktop:grid-col-4 display-none padding-bottom-2 desktop:display-flex flex-align-start flex-justify-end\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.nasa.gov\/gallery\/14-by-22-foot-subsonic-tunnel-gallery\/\" class=\"button-primary margin-bottom-3\">\n\t\t\t\t\t\t<span class=\"section-heading-md\">Go To Gallery<\/span>\n\t\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t<\/div>\n\t\t<div class=\"hds-gallery-preview-images grid-container grid-container-widescreen padding-x-0\">\n\t\t<div class=\"hds-gallery-preview-row hds-gallery-preview-row-lg\">\n\t\t\t<div class=\"hds-gallery-preview-col hds-gallery-preview-flex-two hds-gallery-preview-items hds-gallery-preview-grid\">\n\t\t\t\t<div class=\"hds-gallery-preview-row hds-gallery-preview-row-1-1\">\n\t\t\t\t\t\t<div class=\"hds-gallery-preview-item \">\n\t\t<div class=\"hds-cover-wrapper width-full height-full\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"291\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?w=300\" class=\"attachment-medium size-medium\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?resize=300,291 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?resize=768,746 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?resize=1024,994 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?resize=50,50 50w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?resize=400,388 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?resize=600,583 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?resize=900,874 900w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t\t\t\t\t\t<div class=\"hds-gallery-preview-item \">\n\t\t<div class=\"hds-cover-wrapper width-full height-full\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"240\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?w=300\" class=\"attachment-medium size-medium\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=300,240 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=768,614 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=1024,818 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=400,320 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=600,480 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/bwb-450-model.jpg?resize=900,719 900w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<div class=\"hds-gallery-preview-row hds-gallery-preview-row-1-2\">\n\t\t\t\t\t\t<div class=\"hds-gallery-preview-item \">\n\t\t<div class=\"hds-cover-wrapper width-full height-full\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"240\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1997_rotor_wake_and_configuration_test_rw_cat.jpg?w=300\" class=\"attachment-medium size-medium\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1997_rotor_wake_and_configuration_test_rw_cat.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1997_rotor_wake_and_configuration_test_rw_cat.jpg?resize=300,240 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1997_rotor_wake_and_configuration_test_rw_cat.jpg?resize=768,614 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1997_rotor_wake_and_configuration_test_rw_cat.jpg?resize=1024,818 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1997_rotor_wake_and_configuration_test_rw_cat.jpg?resize=400,320 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1997_rotor_wake_and_configuration_test_rw_cat.jpg?resize=600,480 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1997_rotor_wake_and_configuration_test_rw_cat.jpg?resize=900,719 900w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t\t\t\t\t\t<div class=\"hds-gallery-preview-item \">\n\t\t<div class=\"hds-cover-wrapper width-full height-full\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"248\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?w=300\" class=\"attachment-medium size-medium\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=300,248 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=768,636 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=1024,848 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=400,331 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=600,497 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-full-span.jpg?resize=900,745 900w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<div class=\"hds-gallery-preview-col hds-gallery-preview-flex-three hds-gallery-preview-items\">\n\t\t\t\t\t<div class=\"hds-gallery-preview-item hds-gallery-preview-item-featured\">\n\t\t<div class=\"hds-cover-wrapper width-full height-full\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"527\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-model.jpg?w=640\" class=\"attachment-large size-large\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-model.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-model.jpg?resize=300,247 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-model.jpg?resize=768,632 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-model.jpg?resize=1024,843 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-model.jpg?resize=400,329 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-model.jpg?resize=600,494 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/eet-model.jpg?resize=900,741 900w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure>\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"hds-gallery-preview-row hds-gallery-preview-row-2 hds-gallery-preview-row-sm\">\n\t\t\t\t<div class=\"hds-gallery-preview-item \">\n\t\t<div class=\"hds-cover-wrapper width-full height-full\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"244\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/x-33-7.75-scale.jpg?w=300\" class=\"attachment-medium size-medium\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/x-33-7.75-scale.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/x-33-7.75-scale.jpg?resize=300,244 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/x-33-7.75-scale.jpg?resize=768,626 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/x-33-7.75-scale.jpg?resize=1024,834 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/x-33-7.75-scale.jpg?resize=400,326 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/x-33-7.75-scale.jpg?resize=600,489 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/x-33-7.75-scale.jpg?resize=900,733 900w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/figure>\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t<div class=\"hds-gallery-preview-item \">\n\t\t<div class=\"hds-cover-wrapper width-full height-full\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"245\" height=\"300\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1992_hum_vee_in_tunnel.jpg?w=245\" class=\"attachment-medium size-medium\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1992_hum_vee_in_tunnel.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1992_hum_vee_in_tunnel.jpg?resize=245,300 245w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1992_hum_vee_in_tunnel.jpg?resize=768,940 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1992_hum_vee_in_tunnel.jpg?resize=837,1024 837w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1992_hum_vee_in_tunnel.jpg?resize=327,400 327w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1992_hum_vee_in_tunnel.jpg?resize=490,600 490w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1992_hum_vee_in_tunnel.jpg?resize=735,900 735w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1992_hum_vee_in_tunnel.jpg?resize=981,1200 981w\" sizes=\"(max-width: 245px) 100vw, 245px\" \/><\/figure>\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t<div class=\"hds-gallery-preview-item \">\n\t\t<div class=\"hds-cover-wrapper width-full height-full\">\n\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"247\" height=\"300\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1993_high_speed_civil_transport.jpg?w=247\" class=\"attachment-medium size-medium\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1993_high_speed_civil_transport.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1993_high_speed_civil_transport.jpg?resize=247,300 247w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1993_high_speed_civil_transport.jpg?resize=768,933 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1993_high_speed_civil_transport.jpg?resize=843,1024 843w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1993_high_speed_civil_transport.jpg?resize=329,400 329w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1993_high_speed_civil_transport.jpg?resize=494,600 494w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1993_high_speed_civil_transport.jpg?resize=741,900 741w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1993_high_speed_civil_transport.jpg?resize=988,1200 988w\" sizes=\"(max-width: 247px) 100vw, 247px\" \/><\/figure>\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t\t<\/div>\n\t\t\t\t\t<div class=\"desktop:grid-col-12 display-block desktop:display-none\">\n\t\t\t\t\t\t\t<a href=\"https:\/\/www.nasa.gov\/gallery\/14-by-22-foot-subsonic-tunnel-gallery\/\" class=\"button-primary margin-top-3\">\n\t\t\t\t\t<span class=\"section-heading-md\">Go To Gallery<\/span>\n\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\t<\/div>\n\t\t<\/div>\n\n\n<h2 class=\"wp-block-heading\">Contact Information<\/h2>\n\n\n\n<p><strong>14-by 22-Foot Subsonic Wind Tunnel<\/strong><\/p>\n\n\n\n<p>Contact: <a href=\"mailto:p.f.quinto@nasa.gov?subject=14-%20by%2022-Foot%20Subsonic%20Tunnel\">P. Frank Quinto<\/a><br>(757) 864-5068<br><br><a href=\"https:\/\/www.nasa.gov\/centers\/langley\/home\/index.html\">NASA Langley Research Center<\/a><br>Hampton, VA 23681<br>(757) 864-1000<\/p>\n\n\n<div id=\"\" class=\"hds-tabbed-section color-mode-light padding-y-6 padding-x-3 hds-module hds-module-full wp-block-nasa-blocks-tabbed-section\"> \n\t<div class=\"grid-container grid-container-block\">\n\t\t<ul class=\"hds-tab-nav usa-list usa-list--unstyled grid-row\" role=\"tablist\">\n\t\t\t\t\t\t<li role=\"presentation\" class=\"hds-tab-nav-item usa-active\" data-tab-id=\"0\">\n\t\t\t\t<button role=\"tab\" type=\"button\" id=\"tab0-fact-sheet\" aria-selected=\"true\" aria-controls=\"panel0-fact-sheet\">\n\t\t\t\t\tFact Sheet\t\t\t\t<\/button>\n\t\t\t<\/li>\n\t\t\t\t\t\t<li role=\"presentation\" class=\"hds-tab-nav-item \" data-tab-id=\"1\">\n\t\t\t\t<button role=\"tab\" type=\"button\" id=\"tab1-aetc-subsonic-facilities\" aria-selected=\"false\" aria-controls=\"panel1-aetc-subsonic-facilities\">\n\t\t\t\t\tAETC Subsonic Facilities\t\t\t\t<\/button>\n\t\t\t<\/li>\n\t\t\t\t\t\t<li role=\"presentation\" class=\"hds-tab-nav-item \" data-tab-id=\"2\">\n\t\t\t\t<button role=\"tab\" type=\"button\" id=\"tab2-aetc-ground-facilities\" aria-selected=\"false\" aria-controls=\"panel2-aetc-ground-facilities\">\n\t\t\t\t\tAETC Ground Facilities\t\t\t\t<\/button>\n\t\t\t<\/li>\n\t\t\t\t\t<\/ul>\n\t\t\t\t\t<div class=\"hds-tabbed-section-tabs margin-top-6\">\n\t\t\t\t\t\t\t\t\t<div class=\"hds-tabbed-section-tab desktop:display-flex usa-active\" data-tab-id=\"0\" role=\"tabpanel\" id=\"panel0-fact-sheet\" aria-labelledby=\"tab0-fact-sheet\" >\n\t\t\t\t\t\t<div class=\"grid-col desktop:padding-right-5 padding-bottom-4 desktop:padding-bottom-0\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"margin-bottom-2\">\n\t\t\t\t\t\t\t\t\t<h2 class=\"heading-29\">Fact Sheet<\/h2>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"heading-16\">14-by 22-Foot Subsonic Wind Tunnel<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"p-md\">Initially names the V\/STOL (vertical\/short takeoff and landing) Tunnel, then the 4-by 7-Meter Tunnel, and finally, the 14-by 22-Foot Subsonic Tunnel (14×22) was constructed in 1970 to provide an improved understanding of the aerodynamics of V\/STOL aircraft.<\/p>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2015\/12\/m187003_14_22print_508.pdf?emrc=9d17a0\" target=\"_self\" class=\"button-primary button-primary-sm link-external-true\">\n\t\t\t<span class=\"line-height-alt-1 \" >\n\t\t\t\tRead the 14-by 22-Foot Subsonic Fact Sheet                \t\t\t<\/span>\n\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"grid-col desktop:padding-left-5\">\n\t\t\t\t\t\t\t\t<div class=\"display-block\">\n\t\t\t\t\t\t\t\t\t<div class=\"hds-tabbed-section-image margin-bottom-2 minh-mobile\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"hds-media-wrapper margin-left-auto margin-right-auto\"><figure class=\"hds-media-inner hds-cover-wrapper hds-media-ratio-cover \"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"480\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/lrc-2021-0707-h1_p_ttbw_aircraft-000312.jpg?w=640\" class=\"attachment-large size-large\" alt=\"TTBW in 14x22 Langley Trans Sonic Truss Braced Wing\" style=\"transform: scale(1.2); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/lrc-2021-0707-h1_p_ttbw_aircraft-000312.jpg 1041w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/lrc-2021-0707-h1_p_ttbw_aircraft-000312.jpg?resize=300,225 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/lrc-2021-0707-h1_p_ttbw_aircraft-000312.jpg?resize=768,576 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/lrc-2021-0707-h1_p_ttbw_aircraft-000312.jpg?resize=1024,768 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/lrc-2021-0707-h1_p_ttbw_aircraft-000312.jpg?resize=400,300 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/lrc-2021-0707-h1_p_ttbw_aircraft-000312.jpg?resize=600,450 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/lrc-2021-0707-h1_p_ttbw_aircraft-000312.jpg?resize=900,675 900w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><figcaption class=\"hds-caption padding-y-2\"><div class=\"hds-caption-text p-sm margin-0\">Instrumentation technician Michael Hodgins performs installation measures on the trans-sonic truss-braced wing model at Langley Research Center\u2019s 14×22 subsonic wind tunnel.<\/div><div class=\"hds-credits\">NASA<\/div><\/figcaption><\/div>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"hds-tabbed-section-tab desktop:display-flex \" data-tab-id=\"1\" role=\"tabpanel\" id=\"panel1-aetc-subsonic-facilities\" aria-labelledby=\"tab1-aetc-subsonic-facilities\" hidden>\n\t\t\t\t\t\t<div class=\"grid-col desktop:padding-right-5 padding-bottom-4 desktop:padding-bottom-0\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"margin-bottom-2\">\n\t\t\t\t\t\t\t\t\t<h2 class=\"heading-29\">AETC Subsonic <strong>Facilities<\/strong><\/h2>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"heading-16\">NASA operates four Subsonic <strong>Facilities<\/strong>.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"p-md\">The 9-by 15-Foot Low-Speed Wind Tunnel, the 14- by 22-Foot Subsonic Tunnel, the Icing Research Tunnel and the 20-Foot Vertical Spin Tunnel.<\/p>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/aerosciences-evaluation-and-test-capabilities-aetc-portfolio-subsonic-facilities\/\" target=\"_self\" class=\"button-primary button-primary-sm link-external-true\">\n\t\t\t<span class=\"line-height-alt-1 \" >\n\t\t\t\tLearn More About AETC Subsonic Facilities                \t\t\t<\/span>\n\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"grid-col desktop:padding-left-5\">\n\t\t\t\t\t\t\t\t<div class=\"display-block\">\n\t\t\t\t\t\t\t\t\t<div class=\"hds-tabbed-section-image margin-bottom-2 minh-mobile\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"hds-media-wrapper margin-left-auto margin-right-auto\"><figure class=\"hds-media-inner hds-cover-wrapper hds-media-ratio-cover \"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"427\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?w=640\" class=\"attachment-large size-large\" alt=\"Research mechanics making final preparations for the Advanced Ducted Propulsor Fan Commissioning test.\" style=\"transform: scale(1.2); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg 4128w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=300,200 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=768,512 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=1024,683 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=1536,1024 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=2048,1365 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=400,267 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=600,400 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=900,600 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=1200,800 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=2000,1333 2000w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><figcaption class=\"hds-caption padding-y-2\"><div class=\"hds-caption-text p-sm margin-0\">Developing quieter, more efficient engines for next generation aircraft takes a lot of testing. Here in our 9×15 wind tunnel, research mechanics made final preparations for the Advanced Ducted Propulsor Fan Commissioning test, which could help improve the performance of engines for passenger aircraft.<\/div><div class=\"hds-credits\">NASA<\/div><\/figcaption><\/div>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"hds-tabbed-section-tab desktop:display-flex \" data-tab-id=\"2\" role=\"tabpanel\" id=\"panel2-aetc-ground-facilities\" aria-labelledby=\"tab2-aetc-ground-facilities\" hidden>\n\t\t\t\t\t\t<div class=\"grid-col desktop:padding-right-5 padding-bottom-4 desktop:padding-bottom-0\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"margin-bottom-2\">\n\t\t\t\t\t\t\t\t\t<h2 class=\"heading-29\">AETC Ground <strong>Facilities<\/strong><\/h2>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"heading-16\">AETC sets the strategic direction for NASA\u2019s versatile and comprehensive portfolio of ground test aeronautics research capabilities.<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"p-md\">Among these assets are subsonic, transonic, supersonic, and hypersonic wind tunnels and propulsion test facilities at Ames Research Center, Glenn Research Center, and Langley Research Center.<\/p>\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.nasa.gov\/directorates\/armd\/armd-aetc\/about-aetc-ground-facilities\/\" target=\"_self\" class=\"button-primary button-primary-sm link-external-true\">\n\t\t\t<span class=\"line-height-alt-1 \" >\n\t\t\t\tLearn More About the AETC Ground Facilities                \t\t\t<\/span>\n\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"button-primary-circle\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t<\/a>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"grid-col desktop:padding-left-5\">\n\t\t\t\t\t\t\t\t<div class=\"display-block\">\n\t\t\t\t\t\t\t\t\t<div class=\"hds-tabbed-section-image margin-bottom-2 minh-mobile\">\n\t\t\t\t\t\t\t\t\t\t<div class=\"hds-media-wrapper margin-left-auto margin-right-auto\"><figure class=\"hds-media-inner hds-cover-wrapper hds-media-ratio-cover \"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"427\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?w=640\" class=\"attachment-large size-large\" alt=\"\" style=\"transform: scale(1.2); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg 4128w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=300,200 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=768,512 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=1024,683 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=1536,1024 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=2048,1365 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=400,267 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=600,400 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=900,600 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=1200,800 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/grc-2022-c-04036-1.jpg?resize=2000,1333 2000w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><\/figure><figcaption class=\"hds-caption padding-y-2\"><div class=\"hds-caption-text p-sm margin-0\">A close-up of the head of the rover’s remote sensing mast. The mast head contains the SuperCam instrument. (Its lens is in the large circular opening.) In the gray boxes beneath mast head are the two Mastcam-Z imagers. On the exterior sides of those imagers are the rover’s two navigation cameras.<\/div><div class=\"hds-credits\">NASA\/JPL-Caltech<\/div><\/figcaption><\/div>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t<\/div>\n\n<div id=\"\" class=\"hds-social-media grid-container grid-container-block nasa-gb-align- width-full maxw-full margin-y-0 padding-y-5 padding-x-3 desktop:padding-x-0 font-weight-bold hds-module wp-block-nasa-blocks-social-media-links\">\t\t<div class=\"display-flex flex-align-center padding-y-1\" id=\"social-facebook\">\n\t\t\t<div class=\"circle-4 minw-4 display-flex flex-align-center flex-justify-center\" style=\"background-color: #4267B2;\">\n\t\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"24\" height=\"24\" viewBox=\"0 0 24 24\" aria-labelledby=\"facebookIconTitle\"><title id=\"facebookIconTitle\">Facebook logo<\/title><path d=\"M9 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margin-bottom-4 desktop:margin-bottom-0\">\n\t\t\t\t<div class=\"hds-topic-card hds-cover-wrapper cover-hover-zoom bg-carbon-black\">\n\t\t\t\t\t<div class=\"skrim-overlay skrim-overlay-dark skrim-left mobile-skrim-top padding-3 display-flex flex-align-end flex-justify-start z-200\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"hds-topic-card-heading heading-29 color-spacesuit-white line-height-sm margin-top-0 margin-bottom-1\">\n\t\t\t\t\t\t\t\t<span>Missions<\/span>\n\t\t\t\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"color-nasa-red\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"864\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?w=1536\" class=\"attachment-1536x1536 size-1536x1536\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg 3840w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=300,169 300w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=768,432 768w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=1024,576 1024w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=1536,864 1536w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=2048,1152 2048w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=400,225 400w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=600,338 600w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=900,506 900w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=1200,675 1200w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2022\/08\/jsc2022e046413_orig.jpg?resize=2000,1125 2000w\" sizes=\"(max-width: 1536px) 100vw, 1536px\" \/><\/figure>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/a>\n\t\t\t\t\t<a href=\"https:\/\/www.nasa.gov\/humans-in-space\/\" class=\"mobile:grid-col-12 tablet:grid-col-6 desktop:grid-col-3 topic-card margin-bottom-4 desktop:margin-bottom-0\">\n\t\t\t\t<div class=\"hds-topic-card hds-cover-wrapper cover-hover-zoom bg-carbon-black\">\n\t\t\t\t\t<div class=\"skrim-overlay skrim-overlay-dark skrim-left mobile-skrim-top padding-3 display-flex flex-align-end flex-justify-start z-200\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"hds-topic-card-heading heading-29 color-spacesuit-white line-height-sm margin-top-0 margin-bottom-1\">\n\t\t\t\t\t\t\t\t<span>Humans In Space<\/span>\n\t\t\t\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"color-nasa-red\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"368\" height=\"560\" src=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2021\/03\/topic-humans-in-space.jpg?w=368\" class=\"attachment-1536x1536 size-1536x1536\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2021\/03\/topic-humans-in-space.jpg 368w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2021\/03\/topic-humans-in-space.jpg?resize=197,300 197w, https:\/\/www.nasa.gov\/wp-content\/uploads\/2021\/03\/topic-humans-in-space.jpg?resize=263,400 263w\" sizes=\"(max-width: 368px) 100vw, 368px\" \/><\/figure>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/a>\n\t\t\t\t\t<a href=\"https:\/\/science.nasa.gov\/solar-system\/\" class=\"mobile:grid-col-12 tablet:grid-col-6 desktop:grid-col-3 topic-card margin-bottom-4 desktop:margin-bottom-0\" rel=\"noopener\">\n\t\t\t\t<div class=\"hds-topic-card hds-cover-wrapper cover-hover-zoom bg-carbon-black\">\n\t\t\t\t\t<div class=\"skrim-overlay skrim-overlay-dark skrim-left mobile-skrim-top padding-3 display-flex flex-align-end flex-justify-start z-200\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<h3 class=\"hds-topic-card-heading heading-29 color-spacesuit-white line-height-sm margin-top-0 margin-bottom-1\">\n\t\t\t\t\t\t\t\t<span>Solar System Exploration<\/span>\n\t\t\t\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"color-nasa-red\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/h3>\n\t\t\t\t\t\t\t<p class=\"margin-bottom-0 margin-top-2 color-carbon-20-important\">Solar System Overview The solar system has one star, eight planets, five dwarf planets, at least 290 moons, more than...<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img decoding=\"async\" loading=\"lazy\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" src=\"https:\/\/science.nasa.gov\/wp-content\/uploads\/2023\/07\/pia06890-our-solar-system-banner-1920x640-1.jpg\" ><\/figure>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/a>\n\t\t\t\t\t<a href=\"https:\/\/www.nasa.gov\/history\/explore-nasas-history\/\" class=\"mobile:grid-col-12 tablet:grid-col-6 desktop:grid-col-3 topic-card margin-bottom-4 desktop:margin-bottom-0\">\n\t\t\t\t<div class=\"hds-topic-card hds-cover-wrapper cover-hover-zoom bg-carbon-black\">\n\t\t\t\t\t<div class=\"skrim-overlay skrim-overlay-dark skrim-left mobile-skrim-top padding-3 display-flex flex-align-end flex-justify-start z-200\">\n\t\t\t\t\t\t<div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<p class=\"hds-topic-card-heading heading-29 color-spacesuit-white line-height-sm margin-top-0 margin-bottom-1\">\n\t\t\t\t\t\t\t\t<span>Explore NASA’s History<\/span>\n\t\t\t\t\t\t\t\t<svg viewBox=\"0 0 32 32\" fill=\"none\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><circle class=\"color-nasa-red\" cx=\"16\" cy=\"16\" r=\"16\"><\/circle><path d=\"M8 16.956h12.604l-3.844 4.106 1.252 1.338L24 16l-5.988-6.4-1.252 1.338 3.844 4.106H8v1.912z\" class=\"color-spacesuit-white\"><\/path><\/svg>\n\t\t\t\t\t\t\t<\/p>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t<figure class=\"hds-media-background  \"><img loading=\"lazy\" decoding=\"async\" width=\"1919\" height=\"1878\" src=\"https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=1919&h=1878&fit=clip&crop=faces%2Cfocalpoint\" class=\"attachment-1536x1536 size-1536x1536\" alt=\"\" style=\"transform: scale(1); transform-origin: 50% 50%; object-position: 50% 50%; object-fit: cover;\" block_context=\"nasa-block\" srcset=\"https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=1919&h=1878&fit=crop&crop=faces%2Cfocalpoint 1919w, https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=300&h=294&fit=crop&crop=faces%2Cfocalpoint 300w, https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=768&h=752&fit=crop&crop=faces%2Cfocalpoint 768w, https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=1024&h=1002&fit=crop&crop=faces%2Cfocalpoint 1024w, https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=1536&h=1503&fit=crop&crop=faces%2Cfocalpoint 1536w, https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=50&h=49&fit=crop&crop=faces%2Cfocalpoint 50w, https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=400&h=391&fit=crop&crop=faces%2Cfocalpoint 400w, https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=600&h=587&fit=crop&crop=faces%2Cfocalpoint 600w, https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=900&h=881&fit=crop&crop=faces%2Cfocalpoint 900w, https:\/\/images-assets.nasa.gov\/image\/as17-134-20476\/as17-134-20476~large.jpg?w=1200&h=1174&fit=crop&crop=faces%2Cfocalpoint 1200w\" sizes=\"(max-width: 1919px) 100vw, 1919px\" \/><\/figure>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t<\/div>\n\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Contact Information 14-by 22-Foot Subsonic Wind Tunnel Contact: P. Frank Quinto(757) 864-5068 NASA Langley Research CenterHampton, VA 23681(757) 864-1000<\/p>\n","protected":false},"author":48,"featured_media":234808,"parent":161884,"menu_order":0,"template":"","meta":{"nasa_hds_core_meta_l10n":"en-US","nasa_hds_core_meta_article_editor":"48","nasa_hds_core_meta_article_contacts":["47"],"nasa_hds_core_meta_article_topic":"","nasa_hds_core_meta_linked_locations":[],"nasa_hds_core_meta_article_related_articles":[],"hds_migrate_meta_pr_release_id":"","hds_migrate_meta_pr_release_type":"","nasa_hds_core_meta_location_x":"","nasa_hds_core_meta_location_y":"","nasa_hds_core_meta_gallery_images":[]},"categories":[10542],"news-tags":[],"internal-terms":[10616,10831],"coauthors":[8594],"parsely":{"version":"1.1.0","meta":{"@context":"https:\/\/schema.org","@type":"WebPage","headline":"14- by 22-Foot Subsonic Tunnel","url":"https:\/\/www.nasa.gov\/directorates\/armd\/14-by-22-foot-subsonic-tunnel\/","mainEntityOfPage":{"@type":"WebPage","@id":"https:\/\/www.nasa.gov\/directorates\/armd\/14-by-22-foot-subsonic-tunnel\/"},"thumbnailUrl":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?w=150&h=150&crop=1","image":{"@type":"ImageObject","url":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg"},"articleSection":"NASA Directorates","author":[{"@type":"Person","name":"Lillian Gipson"}],"creator":["Lillian Gipson"],"publisher":{"@type":"Organization","name":"NASA","logo":"https:\/\/www.nasa.gov\/wp-content\/themes\/nasa\/assets\/images\/nasa-logo.svg"},"keywords":["NASA Directorates","Aeronautics Research Mission Directorate","Aerosciences Evaluation Test Capabilities"],"dateCreated":"2023-05-15T15:01:30Z","datePublished":"2023-05-15T15:01:30Z","dateModified":"2023-07-27T18:25:08Z"},"rendered":"<meta name=\"parsely-title\" content=\"14- by 22-Foot Subsonic Tunnel\" \/>\n<meta name=\"parsely-link\" content=\"https:\/\/www.nasa.gov\/directorates\/armd\/14-by-22-foot-subsonic-tunnel\/\" \/>\n<meta name=\"parsely-type\" content=\"index\" \/>\n<meta name=\"parsely-image-url\" content=\"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg?w=150&h=150&crop=1\" \/>\n<meta name=\"parsely-pub-date\" content=\"2023-05-15T15:01:30Z\" \/>\n<meta name=\"parsely-section\" content=\"NASA Directorates\" \/>\n<meta name=\"parsely-tags\" content=\"NASA Directorates,Aeronautics Research Mission Directorate,Aerosciences Evaluation Test Capabilities\" \/>\n<meta name=\"parsely-author\" content=\"Lillian Gipson\" \/>","tracker_url":"https:\/\/cdn.parsely.com\/keys\/nasa.gov\/p.js"},"read_time":1,"time_ago":"12 months","featured_image":{"id":234808,"file":"https:\/\/www.nasa.gov\/wp-content\/uploads\/2023\/03\/1998-10_0.15_f-18e_free_flight.jpg","title":"F-18 tethered “free flight” model.","alt":"F-18 tethered \"free flight\" model. ","caption":"F-18 tethered \"free flight\" model."},"_links":{"self":[{"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/topic\/281519"}],"collection":[{"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/types\/topic"}],"author":[{"embeddable":true,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/users\/48"}],"version-history":[{"count":21,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/topic\/281519\/revisions"}],"predecessor-version":[{"id":473222,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/topic\/281519\/revisions\/473222"}],"up":[{"embeddable":true,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/topic\/161884"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/media\/234808"}],"wp:attachment":[{"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/media?parent=281519"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/categories?post=281519"},{"taxonomy":"news-tags","embeddable":true,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/news-tags?post=281519"},{"taxonomy":"internal-terms","embeddable":true,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/internal-terms?post=281519"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/www.nasa.gov\/wp-json\/wp\/v2\/coauthors?post=281519"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}