Improved Receiving Transformer

Duck Co., J.J. and William B.; Toledo, OH

  • Year
  • 1913/1914
  • Category
  • Radio module pre 1926 (not a part, not a key)
  • Radiomuseum.org ID
  • 288404

 Technical Specifications

  • Main principle
  • Tuner pre 1926 (not a wave trap)
  • Wave bands
  • Broadcast and LongWave in ONE range.
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Improved Receiving Transformer - Duck Co., J.J. and William B.;
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 16 x 6.5 x 5.5 inch / 406 x 165 x 140 mm
  • Notes
  • 1914 Improved Receiving Transformer tunes down to 1500 meters. 

    This loose coupler receiving transformer was manufactured by the Clapp-Eastham and sold by the J. J. Duck Company and the later William B. Duck Company.

  • Net weight (2.2 lb = 1 kg)
  • 15 lb (15 lb 0 oz) / 6.810 kg
  • Price in first year of sale
  • 15.00 $
  • Mentioned in
  • 1914 William B. Duck Anything Electrical catalog No. 8 page 40-41
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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