# ລາດາ

**ລາດາ** (ຝຣັ່ງ: radar) ຫຼື **ເລດາ** (ອັງກິດ: radar) ແມ່ນລະບົບທີ່ໃຊ້ຄື່ນແມ່ເຫຼັກໄຟຟ້າເປັນເຄື່ອງມືໃນການລະບຸໄລຍະ (range) , ຄວາມສູງ (altitude) ລວມເຖິງທິດທາງຫຼືຄວາມໄວໃນການເຄື່ອນທີ່ຂອງວັດຖຸ.

ເດີມທີຕັ້ງແຕ່ປີ ຄ.ສ. 1941 ຄຳວ່າ "ລາດາ (ຣາດາຣ໌)" ໃນພາສາອັງກິດສະກົດດ້ວຍອັກສອນໂຕພິມໃຫຍ່ ແມ່ນ RADAR ແລະຫຍໍ້ມາຈາກຄຳວ່າ Radio Detection and Ranging ຢ່າງໃດກໍດີໃນໄລຍະຫຼັງ ຄຳນີ້ໄດ້ກາຍເປັນຄຳທົ່ວໄປໃນພາສາອັງກິດ ຈຶ່ງພົບພໍ້ເຫັນການສະກົດດ້ວຍໂຕພິມນ້ອຍແທນ. ສຳລັບໃນສະຫະລາຊະອານາຈັກ ຄຳວ່າລາດາ ແຕ່ເດີມເອີ້ນວ່າ RDF (Radio Direction Finder).

## ອ້າງອີງ

ບັນນານຸກົມ
* Barrett, Dick, "*All you ever wanted to know about British air defence radar*". The Radar Pages. (History and details of various British radar systems)
* Buderi, "*Telephone History: Radar History Archived 2015-10-22 at the Wayback Machine*". Privateline.com. (Anecdotal account of the carriage of the world's first high power cavity magnetron from Britain to the US during WW2.)
* Ekco Radar WW2 Shadow Factory Archived 2005-12-12 at the Wayback Machine The secret development of British radar.
* ES310 "*Introduction to Naval Weapons Engineering.*". (Radar fundamentals section) Hollmann, Martin, "*Radar Family Tree*". Radar World.
* Penley, Bill, and Jonathan Penley, "*Early Radar History Archived 2008-12-01 at the Wayback Machine—an Introduction*". 2002.
* Pub 1310 *Radar Navigation and Maneuvering Board Manual*, National Imagery and Mapping Agency, Bethesda, MD 2001 (US govt publication '...intended to be used primarily as a manual of instruction in navigation schools and by naval and merchant marine personnel.')
* Swords, Seán S., "Technical History of the Beginnings of Radar", *IEE History of Technology Series*, Vol. 6, London: Peter Peregrinus, 1986

## ອ່ານຕື່ມ

* Burch, David F., *Radar For Mariners*, McGraw Hill, 2005, ISBN 978-0-07-139867-1.
* Colin Latham (1997-01). *Radar: A Wartime Miracle*. Sutton Pub Ltd. ISBN 978-0-7509-1643-1. `{{cite book}}`: Check date values in: `|date=` (help); Unknown parameter `|coauthors=` ignored (`|author=` suggested) (help)
* David Pritchard (1989-08). *The radar war: Germany's pioneering achievement 1904-45*. Harpercollins. ISBN 978-1-85260-246-8. `{{cite book}}`: Check date values in: `|date=` (help)
* David Zimmerman (2001-02). *Britain's shield: radar and the defeat of the Luftwaffe*. Sutton Pub Ltd. ISBN 978-0-7509-1799-5. `{{cite book}}`: Check date values in: `|date=` (help)
* Derek Howse (1993-02). *Radar at sea: the royal Navy in World War 2*. Naval Institute Press. ISBN 978-1-55750-704-4. `{{cite book}}`: Check date values in: `|date=` (help); Unknown parameter `|coauthors=` ignored (`|author=` suggested) (help)
* E. G. Bowen (1998-01-01). *Radar Days*. Taylor & Francis. ISBN 978-0-7503-0586-0.
* François Le Chevalier (2002). *Principles of radar and sonar signal processing*. Artech House Publishers. ISBN 978-1-58053-338-6.
* George W. Stimson (1998). *Introduction to airborne radar*. SciTech Publishing. ISBN 978-1-891121-01-2.
* Ian Goult (2011). *Secret Location: A witness to the Birth of Radar and its Postwar Influence*. History Press. ISBN 978-0-7524-5776-5.
* Kaiser, Gerald, Chapter 10 in "A Friendly Guide to Wavelets", Birkhauser, Boston, 1994.
* Kouemou, Guy (Ed.): *Radar Technology.* InTech, 2010, ISBN 978-953-307-029-2, (Radar Technology - Free Open Access Book | InTechOpen).
* Louis Brown (1999). *A radar history of World War II: technical and military imperatives*. Taylor & Francis. ISBN 978-0-7503-0659-1.
* Merrill Ivan Skolnik (1980-12-01). *Introduction to radar systems*. ISBN 978-0-07-066572-9.
* Merrill Ivan Skolnik (1990). *Radar handbook*. McGraw-Hill Professional. ISBN 978-0-07-057913-2.
* Michael Bragg (2002-05-01). *RDF1: The Location of Aircraft by Radio Methods 1935-1945*. Twayne Publishers. ISBN 978-0-9531544-0-1.
* Peter S. Hall (1991-03). *Radar*. Potomac Books Inc. ISBN 978-0-08-037711-7. `{{cite book}}`: Check date values in: `|date=` (help)
* R. V. Jones (1998-08). *Most Secret War*. Wordsworth Editions Ltd. ISBN 978-1-85326-699-7. `{{cite book}}`: Check date values in: `|date=` (help)
* Reg Batt (1991). *The radar army: winning the war of the airwaves*. ISBN 978-0-7090-4508-3.
* Robert Buderi (1996). *The invention that changed the world: how a small group of radar pioneers won the Second World War and launched a technological revolution*. ISBN 978-0-684-81021-8.
* Younghusband, Eileen., *Not an Ordinary Life. How Changing Times Brought Historical Events into my Life*, Cardiff Centre for Lifelong Learning, Cardiff, 2009., ISBN 9780956115690 (Pages 36–67 contain the experiences of a WAAF radar plotter in WWII.)
* Younghusband, Eileen., *One Woman's War*. Cardiff. Candy Jar Books. 2011. ISBN 978-0-9566826-2-8

## ແຫຼ່ງຂໍ້ມູນອື່ນ

* MIT Video Course: Introduction to Radar Systems A set of 10 video lectures developed at Lincoln Laboratory to develop an understanding of radar systems and technologies.
* *Popular Science*, August 1943, *What Are the Facts About RADAR* one of the first detailed factual articles on radar history, principles and operation published in the US
* "The Great Detective", 1946. Story of the development of radar by the Chrysler Corporation Archived 2010-04-11 at the Wayback Machine
* Christian Hülsmeyer and the early days of radar
* Radar: The Canadian History of Radar - Canadian War Museum Archived 2011-06-09 at the Wayback Machine
* Radar technology principles
* History of radar
* Radar invisibility with metamaterials Archived 2012-12-25 at the Wayback Machine
* Radar Research Center-Italy Archived 2014-08-27 at the Wayback Machine
* Early radar development in the UK
* Principles of radar target acquisition and weapon guidance systems
* Cloaking and radar invisibility Archived 2008-06-21 at the Wayback Machine
* RAF Air Defence Radar Museum
* Radar - A case study highlighting the vital contribution physics research has made to major technological development
* Fraunhofer Institute for High Frequency Physics and Radar Techniques FHR
* Space Observation Radar TIRA (Tracking and Imaging Radar) of Fraunhofer FHR