• Country
• United States of America (USA)

• Manufacturer / Brand
• Radio Service & Mfg. Co.; New York City, New York

• Year
• 1920

• Category
• Radio module pre 1926 (not a part, not a key)

• Radiomuseum.org ID
• 203950

• Number of Tubes
• 1

• Valves / Tubes
• VT-Class-I or B_Moorhead-Shaw or UV200

• Main principle
• Detector with Vacuum Tube (Valve), no tuner

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - For headphones or amp.

• Material
• TUBES VISIBLE, material not known.

• from Radiomuseum.org
• Model: Audion Control Panel - Radio Service & Mfg. Co.; New

• Notes
• Radio Service & Manufacturing Co. Audion Control Unit

• Literature/Schematics (1)
• June 1920 Radio Amateur News Magazine page 730

• Author
• Model page created by Alan Larsen. See "Data change" for further contributors.

• Other Models

• Here you find 6 models, 6 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Radio Service & Mfg. Co.; New York City, New York