• Country
• United States of America (USA)

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

• Year
• 1958/1959

• Category
• Broadcast Receiver - or past WW2 Tuner

• Radiomuseum.org ID
• 70388

• • Brand: Musaphonic

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

• Number of Transistors
• 7

• Semiconductors

• Main principle
• Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)

• Tuned circuits
• 5 AM circuit(s)

• Wave bands
• Broadcast only (MW).

• Power type and voltage
• Storage and/or dry batteries / "D" 3 x 1.5 Volt

• Loudspeaker
• Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Seven Transistor P776B - General Electric Co. GE;

• Shape
• Portable set > 8 inch (also usable without mains)

• Dimensions (WHD)
• 9.5 x 6.5 x 3 inch / 241 x 165 x 76 mm

• Notes

• The General Electric P776B is a battery operated 7 transistor portable AM Radio.
  The AM band tuning range is 540 - 1620 kHz.  Uses Qty(3) 1.5V "D" size batteries. Has push-pull audio output stage and separate switch for dial light. Jumpers on circuit board allow use of either NPN or PNP output transistors. Has leather case with aluminum grille and carrying handle.

  The P776B is part of the following family of models:

  Model	Cabinet
  P770A	Plastic - Antique White
  P771A	Plastic - Green
  P776A	Leather - Brown
  P776B	Leather - Brown

  
   

• Literature/Schematics (1)
• Photofact Folder, Howard W. SAMS (Date 11-59, Set 464, Folder 10)

• Literature/Schematics (2)
• Beitman Radio Diagrams, Vol. 20, 1960 (Page 55)

• Literature/Schematics (3)
• General Electric Service Notes (General Electric Radio Service Guide Volume III 1946 to 1961 page 91)

• Author
• Model page created by Trev Levick. See "Data change" for further contributors.

• Other Models

• Here you find 2906 models, 2125 with images and 2031 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