• Year
  • 1930/1931
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 34732

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

 Technical Specifications

  • Number of Tubes
  • 7
  • Main principle
  • TRF without regeneration; Screengrid 1926-1935
  • Tuned circuits
  • 4 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Details
  • Changer (Record changer)
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 120 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 10 inch = 25.4 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 42 - Brunswick-Balke-Collender Co.
  • Shape
  • Console with any shape - in general
  • Notes
  • One dial (primary tuning control knob). Newprice given is 480 in 1930 and 265 in 1931.
  • Price in first year of sale
  • 480.00 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 3 = 1933 and before

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