• Country
• Great Britain (UK)

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

• Year
• 1914

• Category
• Audio Amplifier or -mixer

• Radiomuseum.org ID
• 299196

• Main principle
• Audio-Amplification

• Wave bands
• - without

• Power type and voltage
• Dry Batteries

• Loudspeaker
• - For headphones or amp.

• Material
• Various materials

• from Radiomuseum.org
• Model: Wireless Telephone Relay - Brown S. G. Ltd.; London

• Shape
• Tablemodel, with any shape - general.

• Mentioned in
• -- Original prospect or advert (1914, Year-Book of Wireless Telegraphy & Telephony by Marconi)

• Author
• Model page created by Alan Larsen. 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