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Figure
4 illustrates
these noise suppression
steps.
Additional
infor-
mation
is available
in the
Radio Amateur's
Handbook
published
by
the ARRL.
The Hy-Gain
672B transceiver
does contain
a noise blanker
for reduc-
tion
of
impulse
noise.
However,
to
get the
best reception,
noise
suppression
steps should
be taken at the source of the noise.