[time-nuts] 60 KHz Receiver
Hal Murray
hmurray at megapathdsl.net
Thu Oct 7 23:20:39 UTC 2010
jfor at quik.com said:
> There was / is? a ground station near Andover Massachusetts also. The
> antenna was called a Hogg Horn.
Andover Massachusetts or Andover Maine?
http://en.wikipedia.org/wiki/Andover_Earth_Station
Hogg seems to be the guy (or main guy) who put a parabolic reflector on a
horn. If you rotate the whole thing around the Z axis and and then rotate
the horn around the X axis, you can aim at anyplace in the sky.
http://www.nps.gov/history/history/online_books/butowsky5/astro4k.htm
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