• Country
• United States of America (USA)

• Manufacturer / Brand
• Signal Electric Mfg. Co.; Menominee (MI)

• Year
• 1922

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

• Radiomuseum.org ID
• 197710

• Number of Tubes
• 2

• Valves / Tubes
• UV200 or UV201 UV201

• Main principle
• Detector with Vacuum Tube (Valve), no tuner; 1 AF stage(s)

• Wave bands
• - without

• Power type and voltage
• Storage and/or dry batteries

• Loudspeaker
• - This model requires external speaker(s).

• Material
• Wooden case

• from Radiomuseum.org
• Model: Detector and One Stage Amplifier - Signal Electric Mfg. Co.;

• Shape
• Tablemodel, Box - most often with Lid (NOT slant panel).

• Notes
• Signal Electric Mfg. Co. Combination Detector and One Stage Amplifier

• Literature/Schematics (1)
• October 1922 Radio News magazine page 783

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

• Other Models

• Here you find 34 models, 33 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Signal Electric Mfg. Co.; Menominee (MI)