• Year
  • 1930/1931
perfect model
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 63839
    • alternative name: Apex Electric Mfg. || Case Electric || Melrose || United States Radio & T

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • TRF (Tuned-Radio-Frequency but use of regeneration unknown); Screengrid 1926-1935
  • Tuned circuits
  • 4 AM circuit(s)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC) / 60 Hz: 110 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 inch = 30.5 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 31-B - Apex Electric, Pool; Chicago;
  • Shape
  • Console, Lowboy (legs < 50 %).
  • Dimensions (WHD)
  • 705 x 1016 x 381 mm / 27.8 x 40 x 15 inch
  • Notes
  • One dial (primary tuning control knob) This set uses a push-pull output stage. It was made of American Walnut and Bird's Eye Maple and was shown on the front page of "Harrison Wholesale Radio", Fall and Winter Catalog 1930-1931.

  • Price in first year of sale
  • 127.00 $
  • External source of data
  • Ernst Erb

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