• Year
  • 1941 ??
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 296191

 Technical Specifications

  • Number of Tubes
  • 5
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast, Long Wave and Short Wave.
  • Power type and voltage
  • AC/DC-set / 110-127; 220 Volt
  • Loudspeaker
  • Electro Magnetic Dynamic LS (moving-coil with field excitation coil) / Ø 10 cm = 3.9 inch
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 657A - Siemens Svenska AB; Stockholm
  • Shape
  • Tablemodel without push buttons, Mantel/Midget/Compact up to 14
  • Dimensions (WHD)
  • 311 x 238 x 175 mm / 12.2 x 9.4 x 6.9 inch
  • Notes
  • Tube complement uncertain, instead of both 12Q7GT and 35L6GT an UCL11 may have been employed originally. The total number of tubes in this case would be 4.

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

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