• Year
  • 1938 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 71174

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Power type and voltage
  • Line / Batteries (any type) / 110-220 / 90 & 6 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • from Radiomuseum.org
  • Model: 3950 - Air King Products Co.;
  • Notes
  • Ballast tube 500 ohm. Line supply is AC/DC.

    Series 50mA filaments.

  • Circuit diagram reference
  • Rider's Perpetual, Volume 11 = ca. 1940 and before

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