• Country
• United States of America (USA)

• Manufacturer / Brand
• Webster Co., The, Webster-Chicago, Webcor; Chicago (IL)

• Year
• 1937

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

• Radiomuseum.org ID
• 65333

• • Brand: Webcor

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

• Wave bands
• - without

• from Radiomuseum.org
• Model: AB Switch Box - Webster Co., The, Webster-

• Notes
• The "AB switch box" is uses in combination with the communication system "FC7R".

• External source of data
• Ernst Erb

• Circuit diagram reference
• Rider's Perpetual, Volume 13 = 1942 and before

• Other Models

• Here you find 440 models, 208 with images and 363 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Webster Co., The, Webster-Chicago, Webcor; Chicago (IL)