• Country
• United States of America (USA)

• Manufacturer / Brand
• MILITARY U.S. (different makers for same model)

• Year
• 1941–1945

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

• Radiomuseum.org ID
• 140088

• Wave bands
• - without

• Power type and voltage
• No Power needed

• Loudspeaker
• - - No sound reproduction output.

• Material
• Metal case

• from Radiomuseum.org
• Model: Military semi automatic key J-36 - MILITARY U.S. different makers

• Shape
• Tablemodel, with any shape - general.

• Dimensions (WHD)
• 88 x 57 x 200 mm / 3.5 x 2.2 x 7.9 inch

• Notes
• Sonderfertigung der Vibroplex #6 - Lightning bug - für das U.S. Army Signal Corps während des 2. Weltkriegs.
  
  Special production of the Vibroplex #6 - Lightning bug for the U.S. Army Signal Corps during World War II.
  
  Known producer are Lionel, Bunnell, Brooklyn Metal Stamping (BMS).

• Net weight (2.2 lb = 1 kg)
• 1.7 kg / 3 lb 11.9 oz (3.744 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 393 models, 345 with images and 210 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from MILITARY U.S. (different makers for same model)