Delco R685

United Motors Service (Delco)

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  • Year
  • 1940
  • Category
  • Car Radio, perhaps also + sound player/recorder
  • Radiomuseum.org ID
  • 64544
    • alternative name: Delco Radio Corp. (Appliance) || Delco-Remy Division, General Motors Corp. || United Motors Service Delco General Motors
    • Brand: Chieftain || Delco

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
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios) / =6 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Delco R685 - United Motors Service Delco
  • Shape
  • Chassis only or for «building in»
  • Notes
  • vibrator for +B;
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 12 = ca. 1941 and before

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