U12 Ch= RC-425A

RCA (RCA Victor Co. Inc.); New York (NY)

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  • Year
  • 1939
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 54842
    • 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
  • 7
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Details
  • Record Player (perh.Changer)
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6 inch = 15.2 cm
  • Power out
  • 5 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: U12 Ch= RC-425A - RCA RCA Victor Co. Inc.; New
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 19.5 x 12.25 x 13.25 inch / 495 x 311 x 337 mm
  • Notes
  • This model has 4 power supply ratings:
    Rating A6...105-125V, 60 Cycles
    Rating A5...105-125V, 50 Cycles
    Rating C6...105-125;210-250V, 60 Cycles
    Rating C5...105-125;210-250V, 50 Cycles
  • Price in first year of sale
  • 59.95 USD
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 11 = ca. 1940 and before

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