• Country
• United States of America (USA)

• Manufacturer / Brand
• Electric Machine Corp.,The (Elmco); Indianapolis, IN

• Year
• 1922

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

• Radiomuseum.org ID
• 196999

• • Brand: Elmco

• Number of Tubes
• 3

• Valves / Tubes
• UV200 UV201 UV201

• Main principle
• Detector with Vacuum Tube (Valve), no tuner; 2 AF stage(s)

• Wave bands
• - without

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

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

• from Radiomuseum.org
• Model: Elmco Detector/2-Stage Audio Amplifier S-No. 1 - Electric Machine Corp.,The

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

• Notes
• The Electric Machine Corp. advertised a line of Elmco Shielded Apparatus in a June 1922 Radio Broadcast magazine.

• Price in first year of sale
• 60.00 $

• Literature/Schematics (1)
• June 1922 Radio Broadcast magazine

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

• Other Models

• Here you find 8 models, 7 with images and 0 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Electric Machine Corp.,The (Elmco); Indianapolis, IN