Tuned Wave Trap Radio Frequency Receiver Copp Circuit No. 4

A-C Dayton Co., A-C Electrical; Dayton (OH)

  • Year
  • 1924
  • Category
  • Kit (Parts plus instruction) or building instructions only
  • Radiomuseum.org ID
  • 31112
    • alternative name: AC Dayton

 Technical Specifications

  • Number of Tubes
  • 4
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown); 2 AF stage(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Storage and/or dry batteries
  • Loudspeaker
  • - This model requires external speaker(s).
  • Material
  • Various materials
  • from Radiomuseum.org
  • Model: Tuned Wave Trap Radio Frequency Receiver [Copp Circuit No. 4] - A-C Dayton Co., A-C Electrical
  • Notes
  • Two dials (primary tuning control knobs) A-C Electrical Mfg. Co. Tuned Wave Trap Radio Frequency Receiver built on the Copp Circuit No. 4. 1-Stage Radio Frequency and 2-Stages Audio Frequency. Efficient for all wave lengths 200 to 700 meters.
  • Price in first year of sale
  • 43.00 $
  • External source of data
  • Ernst Erb
  • Literature/Schematics (4)
  • March 1924 Popular Radio magazine advertisement page 66

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