• Country
• United States of America (USA)

• Manufacturer / Brand
• Stewart Warner Corp.; Chicago (IL)

• Year
• 1933 ?

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

• Radiomuseum.org ID
• 138936

• • Brand: Ferrodyne

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

• Main principle
• RF-Circuit or wave trap (separate, can also be an antenna with amp.); ZF/IF 456 kHz

• Wave bands
• - without

• Power type and voltage
• No Power needed

• from Radiomuseum.org
• Model: Wave Trap - Stewart Warner Corp.; Chicago

• Shape
• Chassis only or for «building in»

• Notes
• This wave trap is designed to be used with any Stewart-Warner chassis using an intermediate frequency of 456 kilocycles. The trap will reduce or prevent code interference caused by powerful code stations which operate at or near this frequency.

• Circuit diagram reference
• Rider's Perpetual, Volume 5 = ca. 1934 and before

• Author
• Model page created by Hans-Joachim Korn † 16.11.15. See "Data change" for further contributors.

• Other Models

• Here you find 2122 models, 398 with images and 1980 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Stewart Warner Corp.; Chicago (IL)