SuperSynchrophase 21950B

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

  • Year
  • 1929
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 43471
    • Brand: Synchrophase

 Technical Specifications

  • Number of Tubes
  • 7
  • Valves / Tubes
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown); Screengrid 1926-1935
  • Power type and voltage
  • Direct Current supply (DC)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: SuperSynchrophase 21950B - Grebe, A.H. & Co.; Richmond
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Notes
  • One dial (primary tuning control knob)
  • Price in first year of sale
  • 219.00 $
  • External source of data
  • Ernst Erb

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