HM-85A

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

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  • Year
  • 1940
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 42330
    • Brand: Musaphonic

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

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superheterodyne (common); ZF/IF 2 kHz
  • Wave bands
  • FM Broadcast Band Only
  • Power type and voltage
  • Alternating Current supply (AC) / 115-125 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.25 inch = 15.9 cm
  • Power out
  • 3.8 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: HM-85A - General Electric Co. GE;
  • Shape
  • Tablemodel, with any shape - general.
  • Dimensions (WHD)
  • 21.2 x 11.7 x 9.7 inch / 538 x 297 x 246 mm
  • Notes
  • Dynapower speaker, noise limiter.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 12 = ca. 1941 and before
  • Literature/Schematics (1)
  • General Electric Radio Service Notes 1939-1942

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