• Year
  • 1930
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 43469
    • Brand: Synchrophase

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown); 1 AF stage(s); Anode bend detection
  • Tuned circuits
  • 4 AM circuit(s)
  • Power type and voltage
  • Alternating Current supply (AC) / 110;120 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 18950 - Grebe, A.H. & Co.; Richmond
  • Shape
  • Console with any shape - in general
  • Notes
  • One dial (primary tuning control knob) Push-Pull amplifier directly following detector
  • Price in first year of sale
  • 189.00 $
  • External source of data
  • Ernst Erb

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