• Year
  • 1960 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 85360
    • Brand: Musaphonic

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

 Technical Specifications

  • Number of Transistors
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Dry Batteries / 1 x 9 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 2.75 inch = 7 cm
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Super Six Transistor P791B - General Electric Co. GE;
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Dimensions (WHD)
  • 5.625 x 3.25 x 1.5 inch / 143 x 83 x 38 mm
  • Notes
  • Sams photofact Set 508 Folder 11 (November 1960) features the General Electric models P790A, P790B, P791A and P791B as the same schematic.

    The color is white-turquoise whereas P790B is white-black.

    Can use either 2x NPN or 2x PNP in the output stage.

  • Author
  • Model page created by Egon Penker. See "Data change" for further contributors.

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