• Year
  • 1946
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 78816

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 465 kHz
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast (MW) and Long Wave.
  • Power type and voltage
  • Dry Batteries / 1,5/90 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: ADP2 [3Q5] - Amplion, Alfred Graham & Co.
  • Shape
  • Portable set > 8 inch (also usable without mains)
  • Dimensions (WHD)
  • 14.5 x 10.25 x 7.5 inch / 368 x 260 x 191 mm
  • Notes
  • Red crackle paint. Frame aerial consists of a MW winding plus a loading coil for LW. Frame aerial consists of a MW winding plus a loading coil for LW. Almost identical chassis as in the predecessor ADP1 but in different case. Other version uses Osram valves, different audio output valve (N14 or 1C5). Also mains/battery version "Alternative" (1939).
  • Literature/Schematics (1)
  • Paul Stenning CD vol 1. Trader sheet 883.

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