3731 Mounted Variocoupler (Vario-Coupler)

Atwater Kent Mfg. Co.; Philadelphia, USA

  • Year
  • 1922
  • Category
  • Radio part (not a module) 
  • Radiomuseum.org ID
  • 74531

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

 Technical Specifications

  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Bakelite case
  • from Radiomuseum.org
  • Model: 3731 Mounted Variocoupler - Atwater Kent Mfg. Co.;
  • Dimensions (WHD)
  • 125 x 120 x 180 mm / 4.9 x 4.7 x 7.1 inch
  • Notes
  • has Front Panel; brown panel, knobs and pointer brass contacts
  • Net weight (2.2 lb = 1 kg)
  • 0.7 kg / 1 lb 8.7 oz (1.542 lb)
  • Price in first year of sale
  • 13.00 $
  • Mentioned in
  • Robertson-Cataract catalog 1922/23

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The model 3731 is part of the collections of the following members.

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