Royal Sound Master RX-220

Ballantyne Company, The; Omaha (NE)

  • Year
  • 1950 ??
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 133870
    • Brand: Royal Sound Master

 Technical Specifications

  • Number of Tubes
  • 3
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 115 Volt
  • Loudspeaker
  • - For headphones or amp.
  • Material
  • Metal case
  • from Radiomuseum.org
  • Model: Royal Sound Master RX-220 - Ballantyne Company, The; Omaha
  • Shape
  • Chassis only or for «building in»
  • Dimensions (WHD)
  • 10 x 20 x 5 inch / 254 x 508 x 127 mm
  • Notes
  • Ballantyne RX-220, Royal Sound Master;
    AF amp for drive-in theaters, Mic & Phono in.
  • Source of data
  • -- Collector info (Sammler)
  • Author
  • Model page created by a member from A. See "Data change" for further contributors.

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