• Country
• United States of America (USA)

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

• Year
• 1934

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 232545

• • Brand: Musaphonic

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

• Number of Tubes
• 5

• Valves / Tubes
• 6A7 6D6 6B7 41 80

• Main principle
• Superheterodyne (common); ZF/IF 460 kHz; 2 AF stage(s)

• Tuned circuits
• 6 AM circuit(s)

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

• Power type and voltage
• Alternating Current supply (AC) / Either transformer: 50-60Hz, 105-125V or 25-60Hz, 105-125V or 50-60Hz, 200-250 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Power out
• 1.75 W (3.5 W max.)

• Material
• Wooden case

• from Radiomuseum.org
• Model: M-51 - General Electric Co. GE;

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

• Dimensions (WHD)
• 14.75 x 18.25 x 10 inch / 375 x 464 x 254 mm

• Notes

• The General Electric M-51 is an AC operated 5 tube BC and SW Band receiver.

  Band Frequency Ranges are as follows:
  BC Band.............540-1720kHz
  SW Band............5.40-18.00MHz

  Chassis and schematic used in this model also used in General Electric early production model M-56.

• Price in first year of sale
• 44.95 USD

• Source of data
• - - Manufacturers Literature

• Mentioned in
• Machine Age to Jet Age II (page 146.)

• Literature/Schematics (1)
• General Electric Service Notes (General Electric Radio Service Notes for 1930-1935 Pages 607-616)

• Literature/Schematics (2)
• -- Original prospect or advert (Dayton Herald (newspaper), 14 Dec, 1934)

• Author
• Model page created by John Kusching. See "Data change" for further contributors.

• 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