• Country
• Japan

• Manufacturer / Brand
• Unknown - CUSTOM BUILT: Japan

• Year
• 1970 ??

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

• Radiomuseum.org ID
• 158117

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Morse Key JJ-38 - Unknown - CUSTOM BUILT: Japan

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 75 x 40 x 120 mm / 3 x 1.6 x 4.7 inch

• Notes
• Recent JJ-38.
  This is a copy of the design of the U.S. J-38 key. It uses the extremly common Japanese ball-bearing copy of the Triumph key, mounted on a black plastic copy of a J-38 base. (Not really a military key)

• Net weight (2.2 lb = 1 kg)
• 0.240 kg / 0 lb 8.5 oz (0.529 lb)

• Mentioned in
• Perera's "Telegraph Collectors Guide"

• Author
• Model page created by Bernd P. Kieck. See "Data change" for further contributors.

• Other Models

• Here you find 1140 models, 1002 with images and 96 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Unknown - CUSTOM BUILT: Japan