HP 8753D - Page 253

If
unexpected phase
variations are
observed, this
indicates
that
the
electrical
delay
of
the
adapter
was not
specied
within
a
quarter
wavelength
over
the
frequency
range
of
interest.
T
o correct
this
,
recall
both
cal
sets
,
since
the
data
was
previously stored
to disk,
change the
adapter delay
, and
press
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REMOVE ADAPTER
.
5-46 Optimizing Measurement Results