• Year
  • 1938
  • Category
  • Car Radio, perhaps also + sound player/recorder
  • Radiomuseum.org ID
  • 53835
    • 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 460 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
  • 1.75 W (unknown quality)
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: 8M - RCA RCA Victor Co. Inc.; New
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 6 x 5.7 x 10.7 inch / 152 x 145 x 272 mm
  • Notes
  • Vibrator for +B. Tuning drive ratio: 9 to 1.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 9 = 1938 and before
  • Literature/Schematics (1)
  • RCA Victor Service Notes for 1938

 Collections | Museums | Literature

Collections

The model 8M is part of the collections of the following members.

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