• Country
• United States of America (USA)

• Manufacturer / Brand
• Western Electric Company Inc.; New York (NY)

• Year
• 1923

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 113837

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

• Number of Tubes
• 3

• Valves / Tubes
• 102DW 102DW 205B

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries / 12 +130 Volt

• Loudspeaker
• - For headphones or amp.

• Material
• Metal case

• from Radiomuseum.org
• Model: 8-A Microphone Amplifier - Western Electric Company Inc.;

• Shape
• Rack

• Notes
• Microphone amplifier for broadcasting purpose, in a metal rack of 1700 mm height. Sources contradicting for the last tube: either 205D or 205B. 205D apparently later replacement for the 205B.

• Mentioned in
• Electrical Communication Vol.3 No.2, January 1924

• Author
• Model page created by Georg Richter. See "Data change" for further contributors.

• Other Models

• Here you find 166 models, 143 with images and 33 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Western Electric Company Inc.; New York (NY)