• Year
  • 1948
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 32957

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superhet with RF-stage; ZF/IF 455 kHz; 2 AF stage(s)
  • Tuned circuits
  • 4 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • AC/DC-set / AC/DC 105-120 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 4 inch = 10.2 cm
  • Power out
  • 3 W (unknown quality)
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: 254T Ch= RE-252 - Arvin, brand of Noblitt-Sparks
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Notes
  • The RF tube 12SK7 has later been changed to 12SG7 to achieve a higher gain. Color of the Arvin model 254T with chassis RE-252 is Ivory. We list Noblitt-Sparks models under the brand Arvin. In the literature etc. you find both ways, sometimes also doubled up.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 20 covering 1950
  • Literature/Schematics (1)
  • -- Schematic

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