E-68

General Electric Co. (GE); Bridgeport CT, Syracuse NY

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  • Year
  • 1936
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 42038
    • Brand: Musaphonic

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

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superheterodyne (common); ZF/IF 465 kHz; 2 AF stage(s)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast and Short Wave (SW).
  • Power type and voltage
  • Alternating Current supply (AC) / 25 or 60 cycles: 105 - 120 or 115; 125; 220; 240 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 12 inch = 30.5 cm
  • Power out
  • 2 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: E-68 - General Electric Co. GE;
  • Shape
  • Console with any shape - in general
  • Dimensions (WHD)
  • 22.5 x 37.5 x 9.5 inch / 572 x 953 x 241 mm
  • Notes
  • The General Electric models E-61, E-62 and E-68 share the same schematic at Rider's 7-9 through 7-12 which show IF peak at 465 kc. They can have a 25 cycle (C) or 60 cycle mains transformer which came in two versions, one fix for 105-120 volts (A), the other for 105 to 250 volts with 4 tappings (V). The Broadcast band covers 540 - 1750 kc and the Short wave band 2.2 - 7 mc.
  • Price in first year of sale
  • 45.00 $
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 7 = 1936 and before

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