Tall's Engine Room Telegraph
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Tall's Engine Room Telegraph, c. 1886[1]
Tall's Engine Room Telegraph was an electrical shipboard transmitter/receiver pair which could convey any of 13 indicators over 3 wires.
It, and a companion Tall's Helm Indicator were derived from a distance indicator first seen in 1885.[2]
It was being evaluated alongside other electrical designs in 1886.[3]
Design and Evaluation
[TO BE CONTINUED - TONE]
See Also
Footnotes
- ↑ Annual Report of the Torpedo School, 1886. Plate 23.
- ↑ Annual Report of the Torpedo School, 1885. p. 75.
- ↑ Annual Report of the Torpedo School, 1886. p. 87.
Bibliography
- H.M.S. Vernon. Annual Report of the Torpedo School, 1886. Copy 92 at The National Archives. ADM 189/6.
