HM-275-3A

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

Data
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  • Year
  • 1939
  • Category
  • Television- and Radio Receiver, perh. also + Rec. etc. (TV Radio)
  • Radiomuseum.org ID
  • 212054
    • Brand: Musaphonic

 Technical Specifications

  • Number of Tubes
  • 30
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Wave Bands given in the notes.
  • Power type and voltage
  • Alternating Current supply (AC) / 115/125 Volt
  • Loudspeaker
  • Permanent or electro-dynamic (moving coil), system not known yet. / Ø 12 inch = 30.5 cm
  • Power out
  • 10 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: HM-275-3A - General Electric Co. GE;
  • Shape
  • Console with any shape - in general
  • Dimensions (WHD)
  • 42 x 38.5 x 20.2 inch / 1067 x 978 x 513 mm
  • Notes
  • See also the later version Musaphonic Instrument Model 90 with FM TV audio.

    De luxe Television and 3-band Radio Combination. Mirror viewing, picture size 7.5 by 10 inches. TV audio in AM, RMA standard single side-band transmissions. Touch-Tuning selector keys for 5 TV stations and 7 radio stations. Cabinet in Sapeli.

    Tuning range:
    TV, 5 bands: 44 - 50, 50 - 56, 66 - 72, 87 - 84, 84 - 90 Mc.
    Radio, 3 bands: 540 - 1600, 1600 - 5800, 5600 - 18,000 kc.

    Tubes: 4x 1852, 5x 1853, 3x 6F8G, 2x 6L6G, 4x 6H6, 3x 6SK7, 2x 5U4G, 2x 879; listed once per type.
  • Source of data
  • -- Original prospect or advert

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