• Year
  • 1934
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 50340

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superheterodyne (common); ZF/IF 458 kHz; 2 AF stage(s)
  • Tuned circuits
  • 8 AM circuit(s)
  • Wave bands
  • Broadcast plus more than 2 Short Wave bands.
  • Power type and voltage
  • Alternating Current supply (AC) / 115 Volt
  • Loudspeaker
  • Permanent or electro-dynamic (moving coil), system not known yet.
  • from Radiomuseum.org
  • Model: 75-AW - Patterson Radio Co. / Electric
  • Notes
  • BC (550-1500 kHz), TROP (1600-4500 kHz), 4.5-12.0 MHz) and 11.0-22.0 MHz) bands. BC band with bandfilter input circuits. Push-pull audio amplifier. A model 75-AW-A exists too.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 8 = 1937 and before
  • Mentioned in
  • Rider's 8-1, 8-3

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