• Country
• United States of America (USA)

• Manufacturer / Brand
• General Electric Co. (GE); Bridgeport CT, Syracuse NY

• Year
• 1940/1941

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 42309

• • Brand: Musaphonic

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

• Number of Tubes
• 6

• Valves / Tubes
• 6SA7 6SK7GT 6Q7GT 6J5GT 25L6GT 25Z6GT

• Number of Transistors

• Semiconductors
• BL42B

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz

• Wave bands
• Broadcast and Short Wave (SW).

• Power type and voltage
• AC/DC-set / 115 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5 inch = 12.7 cm

• Power out
• 1.4 W (unknown quality)

• Material
• Wooden case

• from Radiomuseum.org
• Model: HJ-612 - General Electric Co. GE;

• Shape
• Tablemodel, low profile (big size).

• Dimensions (WHD)
• 12.5 x 7.5 x 7.3 inch / 318 x 191 x 185 mm

• Notes

• Airplane-type dial.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 11 = ca. 1940 and before

• Mentioned in
• Machine Age to Jet Age II (page 141.)

• Literature/Schematics (1)
• General Electric Radio Service Notes 1939-1942

• Literature/Schematics (3)
• General Electric Folder 13-497-W for 1941.

• Other Models

• Here you find 2916 models, 2139 with images and 2042 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from General Electric Co. (GE); Bridgeport CT, Syracuse NY