• Country
• Great Britain (UK)

• Manufacturer / Brand
• Brown S. G. Ltd.; London

• Year
• 1925 ?

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 101154

• from Radiomuseum.org
• Model: One sided earphone Type F - Brown S. G. Ltd.; London

• Notes
• High impedance one sided earphone with a handle and volume control knob in the bottom. Length 325 mm.

• Source of data
• - - Data from my own collection

• Author
• Model page created by John Koster. See "Data change" for further contributors.

• Other Models

• Here you find 54 models, 44 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Brown S. G. Ltd.; London