• Year
  • 1968 ?
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 160956
    • Brand: Columbia

 Technical Specifications

  • Number of Tubes
  • 11
  • Valves / Tubes
  • Number of Transistors
  • 7
  • Semiconductors
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast (BC) and FM or UHF.
  • Power type and voltage
  • Alternating Current supply (AC)
  • Loudspeaker
  • - This model requires external speaker(s).
  • Power out
  • 20 W (unknown quality)
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: Columbia MA-20 - Nippon Columbia Co.; Tokyo
  • Shape
  • Book-shelf unit.
  • Dimensions (WHD)
  • 453 x 145 x 337 mm / 17.8 x 5.7 x 13.3 inch
  • Notes
  • AM/FM Stereo Receiver with 10 Watts per channel RMS. (Music 2 x 15 Watts).
    11 Tubes, 7 Transistors, 12 Diodes.
  • Net weight (2.2 lb = 1 kg)
  • 13 kg / 28 lb 10.1 oz (28.634 lb)
  • Price in first year of sale
  • 32,800.00 JPY
  • Author
  • Model page created by Franz Scharner. See "Data change" for further contributors.

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