51L2U Ch= HS-224

Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)

Data
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  • Year
  • 1950
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 48848

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • Superheterodyne (common); ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Line / Batteries (any type) / (3; 67.5); AC/DC 117 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 3.5 inch = 8.9 cm
  • from Radiomuseum.org
  • Model: 51L2U Ch= HS-224 - Motorola Inc. ex Galvin Mfg.Co
  • Notes
  • Color:Maroon .
    Caution: Beitman´s schematic is not really correct. The chassis HS-224 uses a 5PDT switch (mains / battery selector), not a 4PDT as in the HS-250 depicted in Beitmans schematic diagram.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 22, covering 1951
  • Literature/Schematics (1)
  • -- Schematic

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The model 51L2U is part of the collections of the following members.

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