Baby Grand Crystal Model R-1

Beaver Machine & Tool Co.; Newark, New Jersey

Data
Forum
Pictures
Collections

  • Year
  • 1922–1925
  • Category
  • Detector-Radio (Crystal or diode, without tubes/transistors)
  • Radiomuseum.org ID
  • 34048

 Technical Specifications

  • Main principle
  • Crystal or Solid State Detector
  • Tuned circuits
  • 1 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • No Power needed
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Baby Grand Crystal Model R-1 - Beaver Machine & Tool Co.;
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 4 x 1.6 x 2.4 inch / 102 x 41 x 61 mm
  • Notes
  • Two tuning dials (tapped ind.); Lit.: Crystal Clear
  • Price in first year of sale
  • 10.00 $
  • External source of data
  • Ernst Erb
  • Mentioned in
  • September 1925, Electrical Record Supplement magazine page 32
  • Literature/Schematics (4)
  • June 1922 Electrical Record magazine page 12

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Collections

The model Baby Grand Crystal is part of the collections of the following members.

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