• Year
  • 1930 ?
  • Category
  • Audio Amplifier or -mixer
  • Radiomuseum.org ID
  • 55314

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

 Technical Specifications

  • Number of Tubes
  • 4
  • Wave bands
  • - without
  • Power type and voltage
  • Alternating Current supply (AC) / 100; 110; 120; 130 Volt
  • from Radiomuseum.org
  • Model: PAM-25 - Samson Electric Co.,
  • External source of data
  • Ernst Erb
  • Circuit diagram reference
  • Rider's Perpetual, Volume 2 = 1932 (Models 1931/1932)

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