• Year
  • 1948/1949
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 226422

 Technical Specifications

  • Number of Tubes
  • 6
  • Main principle
  • Superheterodyne (common)
  • Tuned circuits
  • 6 AM circuit(s)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • Alternating Current supply (AC) / 110; 125; 220; 240 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 20 cm = 7.9 inch
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 669W - Oy Helvar; Helsinki
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 520 x 320 x 225 mm / 20.5 x 12.6 x 8.9 inch
  • Notes
  • Suomi Finland Patent: 348947

  • Author
  • Model page created by Timo Rantasaari. See "Data change" for further contributors.

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