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Description: | Very early test microphone used over ships side to hear the transmissions.
Microphone used for estimating a ship's noises. Used in sounding tubes leading to a ship's tanks.The microphone and echo sounder are marked NAV0678.1-2. They can be found via the Whole/Part toggle. | Publisher: | "http://collections.rmg.co.uk/" | Subjects: | sonar equipment | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
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Type 765
ADMIRALTY PATT A2917//UNIT POWER//1944 SER.…
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