Imperial 253 Ch= S-3A

General Motors Radio Corp.

  • Year
  • 1931
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 103784

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

 Technical Specifications

  • Number of Tubes
  • 10
  • Main principle
  • Superhet with RF-stage; ZF/IF 175 kHz
  • Tuned circuits
  • 10 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC) / 110 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Imperial 253 Ch= S-3A - General Motors Radio Corp.
  • Shape
  • Console with any shape - in general
  • Notes
  • 60 cycles. Push-pull af output.
  • Price in first year of sale
  • 149.00 $
  • Circuit diagram reference
  • Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)

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The model Imperial 253 is part of the collections of the following members.

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