• Country
• Great Britain (UK)

• Manufacturer / Brand
• ATM (Brand), Automatic Telephone Manufacturing Co. Ltd.; Liverpool

• Year
• 1915 ??

• Category
• Morse-Equipment & TTY, RTTY, TDD etc.

• Radiomuseum.org ID
• 258855

• • alternative name: Automatic T.M.(GB)

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Various materials

• from Radiomuseum.org
• Model: Telegraph Key - ATM Brand, Automatic Telephone

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 120 x 0 x 200 mm / 4.7 x 0 x 7.9 inch

• Net weight (2.2 lb = 1 kg)
• 1.3 kg / 2 lb 13.8 oz (2.863 lb)

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

• Other Models

• Here you find 9 models, 9 with images and 1 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from ATM (Brand), Automatic Telephone Manufacturing Co. Ltd.; Liverpool