• Country
• Great Britain (UK)

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

• Year
• 1925 ?

• Category
• Loudspeaker, headphone or earphone

• Radiomuseum.org ID
• 69127

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

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• Horn / Ø 7.3 inch = 18.5 cm

• from Radiomuseum.org
• Model: Claritone Junior - ATM Brand, Automatic Telephone

• Dimensions (WHD)
• 0 x 12.6 x 0 inch / 0 x 320 x 0 mm

• External source of data
• Konrad Birkner

• Mentioned in
• - - Manufacturers Literature (Circa 1925 Liver Radio Manufacturer catalog page 7)

• Author
• Model page created by Konrad Birkner † 12.08.2014. 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