check it out . I have the book somewhere and try to find it. It states it
was used by the Navy for transmitting military frequencies, not amateur.
"WShoots1" wrote in message
...
The U.S. Navy used them for transmitting from ships in the 50's........
hung
from the rigging vertical.

Yeah, sure. Only if some ham was bootlegging. At that time, ham operation
wasn't allowed on Navy vessels.

Bill, K5BY