• Year
  • 1926 ??
  • Category
  • Power supply/conditioner or battery or charger 
  • Radiomuseum.org ID
  • 160669
    • alternative name: Balkeit || First National
    • Brand: Overtone

Click on the schematic thumbnail to request the schematic as a free document.

 Technical Specifications

  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 110-120 Volt
  • Loudspeaker
  • - - No sound reproduction output.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Balkite "B" Supply B-180 [Form A] - Fansteel Products Pfanstiehl,
  • Dimensions (WHD)
  • 4.5 x 12.75 x 8.75 inch / 114 x 324 x 222 mm
  • Notes
  • Output 55 mA at 180 / 135 / 90 / 67.5 and 45 or 22.5 Volts.
    Note: this model is BALKITE (not Balkeit)!
    Balkeit, Balkite, Pfanstiehl are put together to Fansteel.
  • Circuit diagram reference
  • Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

 Collections | Museums | Literature

 Forum