[CW] Fwd: [SSN] SAQ Reception
D.J.J. Ring, Jr.
n1ea at arrl.net
Sun Jul 5 18:09:14 EDT 2020
Dr. Harold H. Beverage, W2BML installed a 23 mile long "Traveling Wave
Antenna" first at Rocky Nook, Long Island for American Marconi (later
RCA) and also at KPH
As Darrell Emerson correctly stated, it ran under bridges to get that
long. In 1920s it was difficult to buy that amount of real estate
even for American Marconi and RCA!
Dr. Harry always said that his "Wave Antennas" could be noisy, but it
was the signal to noise that improved.
He had put a 23 mile version in the 1920s for Radio Central so they
could receive Europe. Those antennas still work well
on MF, but of course, I don't think any civilian group has HH Beverage
Wave Antennas miles long, even the Arctic and Antarctic stations have
abandoned them as they were of critical use during Sudden Ionospheric
Disturbances (SIDs.).
I attach a QST article by Dr. Beverage originally from 1922.
I tried a shortened Beverage antenna and I also tried using insulated
wire run under salt water in a salt marsh with excellent results.
73
DR
DR
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