• Year
  • 1933
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 121181
    • Brand: Musaphonic

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superhet with RF-stage; ZF/IF 175 kHz
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast (MW), Police, sometimes also early TV (75-200m).
  • Power type and voltage
  • Alternating Current supply (AC) / 105 - 125 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil)
  • Power out
  • 1.75 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: K-63 - General Electric Co. GE;
  • Shape
  • Table-Cathedral-Type (upright, round top or gothic arch, not rounded edges only).
  • Dimensions (WHD)
  • 12.8 x 15.5 x 9.5 inch / 325 x 394 x 241 mm
  • Notes
  • In Riders chassis similar to RCA model 120. Cabinet differs slightly. BC and Police band 1400-2800 kHz. Choice of alternative power transformers:
    110-125 V, 50-60 Hz,
    110-125 V, 25-40 Hz,
    200-250 V, 50-60 Hz.
    See the very same array of two escutcheons and the knobs here for model K-60-P and for model K-63 - and something similar for this Canadian General Electric model K-75.

  • Net weight (2.2 lb = 1 kg)
  • 9.5 kg / 20 lb 14.8 oz (20.925 lb)

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