• Year
  • 1936
  • Category
  • Car Radio, perhaps also + sound player/recorder
  • Radiomuseum.org ID
  • 51175

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • Superhet with RF-stage; 3 AF stage(s)
  • Wave bands
  • Police (only 50-200m).
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios)
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • from Radiomuseum.org
  • Model: 811PA - Philco, Philadelphia Stg. Batt
  • Notes
  • This model is a fixed frequency receiver, its frequency (1630-1712 kHz) being determined by crystal control. The IF (241-279 kHz) is dependent on the crystal frequency. This model is equipped with a vibrator for generation of B+.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 7 = 1936 and before

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