• Year
  • 1947
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 37010

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

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superhet, double/triple conversion; ZF/IF see remark kHz
  • Wave bands
  • Broadcast, Short Wave plus FM or UHF.
  • Details
  • Changer (Record changer)
  • Power type and voltage
  • Alternating Current supply (AC) / 105 - 125 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 9.5 inch = 24.1 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 87CQ - Crosley Radio Corp.;
  • Shape
  • Console with any shape - in general
  • Notes
  • In AM mode double conversion superhet: 1st IF = 5825 kHz, 2nd IF = 167.5 kHz; FM range 88.1 to 107.9 MHz, IF = 10.7 MHz. Riders error in the output power figure: not 80 Watts. Record Changer: Seeburg Model K.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 17 = 1948 and before

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