• Country
• United States of America (USA)

• Manufacturer / Brand
• MILITARY U.S. (different makers for same model)

• Year
• 1936–1945 ??

• Category
• Military Receiver

• Radiomuseum.org ID
• 130307

Click on the schematic thumbnail to request the schematic as a free document.

• Number of Tubes
• 10

• Valves / Tubes
• 6K7 6K7 6L7G 6C5 6K7 6K7 6C5 6R7 6F6 5W4

• Main principle
• Superhet with RF-stage; ZF/IF 92.5 kHz; 2 AF stage(s)

• Tuned circuits
• 9 AM circuit(s)

• Wave bands
• Broadcast (MW) and Long Wave.

• Power type and voltage
• Alternating Current supply (AC) / 110-120 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: Receiver BC-344- - MILITARY U.S. different makers

• Shape
• Boatanchor (heavy military or commercial set >20 kg).

• Dimensions (WHD)
• 18.1 x 10 x 9.1 inch / 460 x 254 x 231 mm

• Notes
• Four bands covering 150 to 1500 kHz. BFO. Needs high-Z headphones or external speaker LS-3. Mainly used for Army and Airforce purposes.

• Net weight (2.2 lb = 1 kg)
• 27.9 kg / 61 lb 7.3 oz (61.454 lb)

• Mentioned in
• The Surplus Handbook - Receivers and Transmitters (page 23-24)

• Literature/Schematics (1)
• -- Original-techn. papers. (TM 11-850)

• Author
• Model page created by Götz Linss † 27.06.21. See "Data change" for further contributors.

• Other Models

• Here you find 393 models, 345 with images and 210 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from MILITARY U.S. (different makers for same model)