• Year
  • 1941
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 64714
    • Brand: Aetna

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown)
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • AC/DC-set
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 253CL [4 Tube] - Walgreen Co., Aetna Radio Corp
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Dimensions (WHD)
  • 266 x 203 x 165 mm / 10.5 x 8 x 6.5 inch
  • Notes
  • Filament voltage drop either by a resistance line cord or by a ballast. Also magnetic speaker possible.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 12 = ca. 1941 and before

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