• Year
  • 1939
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 46355

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

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 3 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast, Short Wave(s) and Police.
  • Power type and voltage
  • Alternating Current supply (AC) / 117 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Power out
  • 20 W (unknown quality)
  • from Radiomuseum.org
  • Model: CR-148 - Magnavox Co., Commercial
  • Notes
  • BC (535-1730 kHz) band with six station buttons, TROP (1650-5800 kHz) and SW (5.6-18.2 MHz) bands. Tuning eye, push-pull audio amplifier, two speakers.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 11 = ca. 1940 and before
  • Mentioned in
  • Rider's 11-21 , 11-22

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