• Year
  • 1939
  • Category
  • Car Radio, perhaps also + sound player/recorder
  • Radiomuseum.org ID
  • 54334
    • alternative name: RCA Manufacturing || Victor Talking Machine

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) / Ø 5 inch = 12.7 cm
  • Power out
  • 2 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: M50 Ch= RC357J - RCA RCA Victor Co. Inc.; New
  • Shape
  • Chassis only or for «building in»
  • Notes
  • Vibrator for +B.
  • Net weight (2.2 lb = 1 kg)
  • 8.5 lb (8 lb 8 oz) / 3.859 kg
  • Price in first year of sale
  • 24.95 USD
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 10 = 1939 and before

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