• Year
  • 1948
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 32965

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

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superhet with RF-stage; ZF/IF 455/10700 kHz; 2 AF stage(s)
  • Tuned circuits
  • 7 AM circuit(s)     9 FM circuit(s)
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Power type and voltage
  • AC/DC-set / 105 - 125 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 5.3 inch = 13.5 cm
  • Power out
  • 1.4 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 281TFM Ch= RE-253 - Arvin, brand of Noblitt-Sparks
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 14 x 8.5 x 8.3 inch / 356 x 216 x 211 mm
  • Notes
  • Color=Bleached Mahogany, Selenium Rectifier.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 18 = 1949 and before

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