• Year
  • 1936 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 66703
    • Brand: Recordio

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

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common); ZF/IF 175 kHz; 2 AF stage(s)
  • Tuned circuits
  • 5 AM circuit(s)
  • Wave bands
  • Broadcast, Short Wave(s) and Police.
  • Power type and voltage
  • AC/DC-set / Either 60 cycles, 110 to 120V or DC 110 to 120 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 6.5 inch = 16.5 cm
  • from Radiomuseum.org
  • Model: 3JM6 - Wilcox-Gay Corp.; Charlotte MI
  • Notes
  • The Wilcox-Gay 3JM6 is an AC/DC operated 5 tube BC, Police and SW band receiver.  Uses ballast tube L49B.  Has 6.3V lamp and phono input.

    Gernsback calls out the same schematic for Wilcox-Gay models A15, A17, 3JM6 and 3JQ6.  Riders has schematic for only models 3JM6 and 3JQ6 (Riders 7-2) but the alignment instructions (Riders 7-3) call out all 4 models.

  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 7 = 1936 and before

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