• Country
• United States of America (USA)

• Manufacturer / Brand
• Brunswick-Balke-Collender Co.

• Year
• 1930 ??

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 34799

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

• Number of Tubes
• 4

• Valves / Tubes

• Power type and voltage
• Alternating Current supply (AC) / 105-125 Volt

• from Radiomuseum.org
• Model: PRA5A - Brunswick-Balke-Collender Co.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 1 = 1931/1934 (for 1919-1931)

• Other Models

• Here you find 101 models, 33 with images and 67 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Brunswick-Balke-Collender Co.