Eight Transistor BT-85

Sampson, The, Co.; Chicago, IL

  • Year
  • 1962 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 90334
    • Brand: Hemisphere

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

 Technical Specifications

  • Number of Transistors
  • 8
  • 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
  • Dry Batteries / 1 x 9 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Plastics (no bakelite or catalin)
  • from Radiomuseum.org
  • Model: Eight Transistor BT-85 - Sampson, The, Co.; Chicago, IL
  • Shape
  • Very small Portable or Pocket-Set (Handheld) < 8 inch.
  • Circuit diagram reference
  • Beitman Radio Diagrams Vol. 23, 1963
  • Author
  • Model page created by Egon Penker. See "Data change" for further contributors.

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