• Year
  • 1958 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 176637
    • Brand: Airline or Air-Line

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

 Technical Specifications

  • Number of Tubes
  • 9
  • Main principle
  • Audio-Amplification
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 117 Volt
  • Loudspeaker
  • Permanent Magnet Dynamic (PDyn) Loudspeaker (moving coil)
  • from Radiomuseum.org
  • Model: GDR-8517A - Montgomery Ward & Co. Wards,
  • Notes
  • The Montgomery Model GDR-8517A is an AC operated 9 tube musical instrument amplifier.
  • Author
  • Model page created by Egon Penker. See "Data change" for further contributors.

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