• Country
• United States of America (USA)

• Manufacturer / Brand
• Zenith Radio Corp.; Chicago, IL

• Year
• 1920

• Category
• Radio module post 1925 (not a part, not a key)

• Radiomuseum.org ID
• 192168

• • alternative name: Chicago Radio Lab

• Number of Tubes
• 2

• Valves / Tubes
• VT-Class-I or B_Moorhead-Shaw VT-Class-II or A_Moorhead

• 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
• - For headphones or amp.

• Material
• Wooden case

• from Radiomuseum.org
• Model: Amplifigon AGN-1 - Zenith Radio Corp.; Chicago,

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

• Notes
• Chicago Radio Laboratory Amplifigon Type AGN-1 comprises detector and efficient one-step amplifier which actually amplifies using CRL's three-winding amplifier coil. Special circuit employed by which one "A" and one "B" battery are used for all tubes without impairing signal strength. this Audion apparatus is licensed under DeForest patents Nos. 841,387 and 879,532.

• Price in first year of sale
• 65.00 $

• Mentioned in
• Radio News (June 1920 Radio News magazine Page 716)

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

• Other Models

• Here you find 4496 models, 4101 with images and 3615 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Zenith Radio Corp.; Chicago, IL