• Year
  • 1957 ?
  • Category
  • Television Receiver (TV) or Monitor
  • Radiomuseum.org ID
  • 272070

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

 Technical Specifications

  • Number of Tubes
  • 22
  • Main principle
  • Superhet with RF-stage
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Alternating Current supply (AC) / 60 Hz, 117V = 110 -120 Volt
  • Loudspeaker
  • 3 Loudspeakers
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: M3181 Ch= 420 - Hoffman Radio Corp.; Los
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Notes
  • Hoffman model M3181 is a 21" b/w TV with US standard VHF tuner channels 2 thru 13. Equipped with chassis 420, VHF tuner 9930 and picture tube  21ACP4A or 21AMP4A.

     

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