WR-502 Drum Major

Westinghouse El. & Mfg. Co. - see also Canadian W.

Data
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  • Year
  • 1936/1937
  • Category
  • Car Radio, perhaps also + sound player/recorder
  • Radiomuseum.org ID
  • 66551
    • alternative name: Westinghouse El. Int.

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 175 kHz
  • Tuned circuits
  • 6 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
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Power out
  • 4 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: WR-502 Drum Major - Westinghouse El. & Mfg. Co. -
  • Shape
  • Chassis only or for «building in»
  • Notes

  • Vibrator for +B.

  • Price in first year of sale
  • 49.95 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 11 = ca. 1940 and before
  • Literature/Schematics (1)
  • Riders 11-37, 38, 39, 40
  • Literature/Schematics (3)
  • -- Original prospect or advert (The Westinghouse Folders for 1936 and 1937.)

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