• Year
  • 1937/1938
  • Category
  • Broadcast Receiver - or past WW2 Tuner
  • Radiomuseum.org ID
  • 227857

 Technical Specifications

  • Number of Tubes
  • 8
  • Main principle
  • Superheterodyne (common)
  • Wave bands
  • Broadcast only (MW).
  • Power type and voltage
  • Alternating Current supply (AC) / 110 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil) / Ø 6.5 inch = 16.5 cm
  • Material
  • Wooden case
  • from Radiomuseum.org
  • Model: 257 Bedford - Silver Mfg. Co.; Chicago
  • Shape
  • Tablemodel, low profile (big size).
  • Dimensions (WHD)
  • 18 x 10.75 x 7.25 inch / 457 x 273 x 184 mm
  • Notes
  • Tunes 550 to 1600 k.c., 1.7 to 5.0 MC and 5.5. to 16 MC.

  • Net weight (2.2 lb = 1 kg)
  • 20 lb 0 oz (20 lb) / 9.080 kg
  • Price in first year of sale
  • 44.95 $
  • Literature/Schematics (3)
  • Silver Folder 1938 for Season 1937/38.
  • Author
  • Model page created by Ernst Erb. See "Data change" for further contributors.

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