CR-6 bakelite variometers

Grebe, A.H. & Co.; Richmond Hill (NY)

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  • Year
  • 1921/1922
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 371097
    • Brand: Synchrophase

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • TRF with regeneration; 2 AF stage(s)
  • Tuned circuits
  • 2 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: CR-6 [bakelite variometers] - Grebe, A.H. & Co.; Richmond
  • Shape
  • Tablemodel, Box - most often with Lid (NOT slant panel).
  • Dimensions (WHD)
  • 22 x 12.5 x 8 inch / 559 x 318 x 203 mm
  • Notes

  • Two dials (primary tuning control knobs)

    The second version of the CR-6 used the new style tuning knobs, bakelite variometers and thumb wheel vernier tuning. The CR-6 circuit featured a regenerative tube detector, a complex, highly selective 3-circuit tuner and two stages of AF amplification.

    Wavelength range 170 to 600 meters

  • Price in first year of sale
  • 185.00 USD
  • Mentioned in
  • -- Original prospect or advert
  • Author
  • Model page created by Alan Larsen. See "Data change" for further contributors.

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The model CR-6 is part of the collections of the following members.

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