• Country
• United States of America (USA)

• Manufacturer / Brand
• Krakauer Bros.

• Year
• 1937

• Category
• Musical instruments

• Radiomuseum.org ID
• 45716

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

• Number of Tubes
• 7

• Valves / Tubes
• 6K5G 6C5 6F6 6L6G 6L6G 5Z3 5Y4

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC) / 110 Volt

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• from Radiomuseum.org
• Model: Electone Piano - Krakauer Bros.

• Notes
• Electrical piano; push-pull af output stage; pre-amplifier and power amplifier for the "Electone Piano" made by David Bogen Co., Inc.

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 8 = 1937 and before

• Other Models

• Here you find 2 models, 0 with images and 2 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Krakauer Bros.