• Year
  • 1939
  • Category
  • Power supply/conditioner or battery or charger 
  • Radiomuseum.org ID
  • 52960
    • alternative name: RCA Manufacturing || Victor Talking Machine

 Technical Specifications

  • Number of Tubes
  • 1
  • Valves / Tubes
  • 2V3G
  • Power type and voltage
  • Alternating Current supply (AC) / 115 Volt
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: KK-7A Power supply - RCA RCA Victor Co. Inc.; New
  • Shape
  • Chassis only or for «building in»
  • Notes
  • High voltage power supply for TV-chassis KC-4A in TV combination set TRK-9.
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 10 = 1939 and before

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