• Year
  • 1956 ?
  • Category
  • Television Receiver (TV) or Monitor
  • Radiomuseum.org ID
  • 337135

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

 Technical Specifications

  • Number of Tubes
  • 23
  • 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: 21P730S Ch= 412-21 - Hoffman Radio Corp.; Los
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Notes
  • Hoffman model 21P730S is a 21” b/w TV with US standard VHF tuner channels 2 thru 13.
    Equipped with chassis 412-21, VHF tuner 9839 and picture tube 21AUP4A.

  • Author
  • Model page created by Dirk Taekels. See "Data change" for further contributors.

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