• Country
• Great Britain (UK)

• Manufacturer / Brand
• Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)

• Year
• 1928

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 331816

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

• Wave bands
• - without

• Power type and voltage
• Other, details in remarks or not known.

• Loudspeaker
• Electro Magnetic Dynamic LS (moving-coil with field excitation coil)

• Material
• Wooden case

• from Radiomuseum.org
• Model: Marconiphone Moving Coil Unit B.1289, B.1290, B.1291 - Marconi Co. Marconiphone,

• Shape
• Chassis only or for «building in»

• Notes

• Moving coil speaker unit available in 3 versions:

  • No. B.1289 for operations from AC mains
  • No. B.1290 for operations from DC mains
  • No. B.1291 for operations 6-10 V accumulator

• Price in first year of sale
• 6.30 £

• Mentioned in
• La Radio per tutti, numero 11, giugno 1929

• Literature/Schematics (1)
• -- Original prospect or advert (Popular Wireless, September 15th, 1928)

• Author
• Model page created by Pier Antonio Aluffi. See "Data change" for further contributors.

• Other Models

• Here you find 502 models, 335 with images and 317 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Marconi Co. (Marconiphone, Marconi's Wireless Telegraph Co. Ltd.), GB (not tubes - see also HMV His Master's Voice)