• Year
  • 1952/1952 ?
  • Category
  • Car Radio, perhaps also + sound player/recorder
  • Radiomuseum.org ID
  • 128503

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage Battery for all (e.g. for car radios and amateur radios) / 6 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4.25 inch = 10.8 cm
  • Power out
  • 2 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: D-251 - Automatic Radio Mfg. Co.;
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Automatic model D-251 is a Battery operated custom built automobile superheterodine receiver.
    The Model D-251 (For 1951 & 1952 Dodge Automobiles) has a Vibrator for +B called "Interruptor V-83 or Corenell-Dubilier (or Radiart) part no. 5301.

  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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