U.S. Army Signal Corps model BC-98B radio reciever
date: label: date made
content: 1929
name: label: maker
content: National Electrical Supply Company
notes: label: Description (Brief)
content: U.S. Army Signal Corps model BC-98 B radio receiver. Markings: metal nameplate reads: Signal Corps U.S. Army / Radio Receiver type BC 98-B / Used with Radio Tel. & Tel. / Set Type SCR-109-A / Order No. 3090-NY-30 / Serial No. 71 Date: 11-5-19 / Made by National Electric / Supply Co., Washington, D.C. Schematic diagram posted on top, inside lid. This unit is a regenerative detector with a 2-stage audio amplifier. VT-1 tubes are used. A 3.5" diameter hole in the front panel was apparently used to hold a filament observation screen. Panel controls include: 1) coupler and tickler, 2) primary inductance, 3) secondary inductance, 4) amplification, 5) primary condenser, 6) secondary condenser, 7) telephone jacks and appropriate binding posts for antenna, ground, filament and 4-0 volt plate battery.
label: Location
content: Currently not on view
setName: label: See more items in
content: Work and Industry: Electricity
creditLine: label: Credit Line
content: from Franklin Wingard
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: EM.320685
label: catalog number
content: 320685
label: accession number
content: 241556
objectType: label: Object Name
content: US Army Signal Corps model BC-98B radio reciever
label: Object Name
content: radio reciever
physicalDescription: label: Measurements
content: overall: 14 in x 14 1/2 in x 8 in; 35.56 cm x 36.83 cm x 20.32 cm