• Year
  • 1915–1919
  • Category
  • Radio module pre 1926 (not a part, not a key)
  • Radiomuseum.org ID
  • 333037

 Technical Specifications

  • Main principle
  • Tuner pre 1926 (not a wave trap)
  • Wave bands
  • - without
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Loose Coupler No. 7 - Radio Apparatus Co.; Pottstown
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 16.5 x 6.5 x 5.25 inch / 419 x 165 x 133 mm
  • Notes
  • Model 7 Receiving Transformer

    Available with plain brass slider for $7.50 or silver tipped slider for $8.00. 

  • Price in first year of sale
  • 7.50 $
  • Mentioned in
  • - - Manufacturers Literature (1917 Radio Apparatus Company flyer)
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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The model Loose Coupler is part of the collections of the following members.

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