Aircraft Key with Winker Lamp J-7A
- United States of America (USA)
- Manufacturer / Brand
- MILITARY U.S. (different makers for same model)
- 1940 ??
- Morse-Equipment & TTY, RTTY, TDD etc.
- Radiomuseum.org ID
- Wave bands
- - without
- Power type and voltage
- No Power needed
- - - No sound reproduction output.
- Metal case
- from Radiomuseum.org
- Model: Aircraft Key with Winker Lamp J-7A - MILITARY U.S. different makers
- Tablemodel, with any shape - general.
- Dimensions (WHD)
- 66 x 0 x 178 mm / 2.6 x 0 x 7 inch
- Flameproof Aircraft Key with Winker Lamp J-7A.
These keys consisted of a J-5 or J-5A key mounted on a black base with a "Winker Light" aimed back of the operator. The purpose of the light is not clear and many explanations have been suggested.
- Mentioned in
- Perera's "Telegraph Collectors Guide"
- Model page created by Bernd P. Kieck. See "Data change" for further contributors.
- Other Models
Here you find 374 models, 329 with images and 185 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)