• Country
• Great Britain (UK)

• Manufacturer / Brand
• Telsen Electric Co. Ltd.; Birmingham & Manchester

• Year
• 1925 ??

• Category
• Radio part (not a module) 

• Radiomuseum.org ID
• 292542

• Wave bands
• - without

• Loudspeaker
• - - No sound reproduction output.

• Material
• Bakelite or Plastics (type unknown)

• from Radiomuseum.org
• Model: Valve Holder - Telsen Electric Co. Ltd.;

• Shape
• Chassis only or for «building in»

• Dimensions (WHD)
• 44 x 18 x 44 mm / 1.7 x 0.7 x 1.7 inch

• Net weight (2.2 lb = 1 kg)
• 0.025 kg / 0 lb 0.9 oz (0.055 lb)

• Author
• Model page created by Manfred Rathgeb. See "Data change" for further contributors.

• Other Models

• Here you find 23 models, 18 with images and 8 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Telsen Electric Co. Ltd.; Birmingham & Manchester