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SCR-274N BC-454

SCR-274N BC-454; MILITARY U.S. (ID = 767495) Military
SCR-274N BC-454; MILITARY U.S. (ID = 767496) Military
SCR-274N BC-454; MILITARY U.S. (ID = 767492) Military SCR-274N BC-454; MILITARY U.S. (ID = 767503) Military
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SCR-274N BC-454; MILITARY U.S. (ID = 767492) Military
MILITARY U.S.: SCR-274N BC-454 [Military] ID = 767492 700x832
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For model SCR-274N BC-454, MILITARY U.S. (different makers for same model)
Country:  United States of America (USA)
Manufacturer / Brand:  MILITARY U.S. (different makers for same model)
Year: 1939 ? Category: Military Equipment
Valves / Tubes 6: VT-131 or 12SK7 VT-132 or 12K8 VT-131 VT-131 VT-133 or 12SR7 VT-134 or 12A6
Main principle Superhet with RF-stage; ZF/IF 1415 kHz; 1 AF stage(s)
Tuned circuits 6 AM circuit(s)
Wave bands Short Wave (SW only)
Power type and voltage Storage and/or dry batteries / 24-28 Volt
Loudspeaker - For headphones or amp.
Power out
from Model: SCR-274N BC-454 - MILITARY U.S. different makers
Material Metal case
Shape Rack
Dimensions (WHD) 125 x 140 x 300 mm / 4.9 x 5.5 x 11.8 inch
Notes This compact aircraft-receiver covers frequency 3.0 to 6.0 MHz AM/CW. Control is local or remote. At the front there is a small mounting-plate which is bare in case of remote control, or which contains a volume-control, a switch on/off and a switch AM/CW. In case of remote control, there is no dial knob but a bowden-cable is connected. Power supply by dynamotor DM-32, mounted at the back of the receiver. The suffix -A or -B to the name BC-454 means a different output-transformer with an audio-output of 8000 ohms for the -A variant and 8000/600 ohms for the -B variant.
Net weight (2.2 lb = 1 kg) 3.9 kg / 8 lb 9.4 oz (8.59 lb)
Source of data -- Original-techn. papers.
Mentioned in -- Original-techn. papers.
Literature/Schematics (1) -- Other type before this -same/similar characteristics - see exchange.

Model page created by Jan Terranea. See "Data change" for further contributors.

All listed radios etc. from MILITARY U.S. (different makers for same model)
Here you find 329 models, 284 with images and 163 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.