• Country
• Great Britain (UK)

• Manufacturer / Brand
• Ediswan, Siemens Edison Swan Electric Co.; London

• Year
• 1925 ??

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

• Radiomuseum.org ID
• 155280

• Wave bands
• Wave Bands given in the notes.

• Power type and voltage
• Powered by external power supply or a main unit.

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

• Material
• Bakelite case

• from Radiomuseum.org
• Model: R.C. Coupling Unit A - Ediswan, Siemens Edison Swan

• Shape
• Chassis only or for «building in»

• Notes
• Ediswan R.C. Coupling Unit A;
  Unit with two resistors each in holder, four screw terminals, valve socket & plug.

• Author
• Model page created by a member from A. See "Data change" for further contributors.

• Other Models

• Here you find 3 models, 1 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Ediswan, Siemens Edison Swan Electric Co.; London