NSS Annapolis was a VLF transmitter at Annapolis, Maryland for submarine communication. NSS Annapolis used as aerial an umbrella aerial hung up on a 1,200 foot (365.76 m) high central mast, which was insulated against ground, 6 guyed masts of 800 foot (243.84 m) and 3 freestanding towers of the same height similar in design to the towers of transmitter Junglinster.
The receiving antennas for NSS were located at the Naval Station in Cheltenham, Maryland.
NSS Annapolis is knocked down.
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"NSS Annapolis".
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