HP 8753D - Page 136

18. T
oview
the conversion
loss in
the best
vertical
resolution,
press:
4
SCALE
REF
5
N
N
N
N
N
N
NN
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
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N
AUTOSCALE
Figure
3-9.
Conversion
Loss
Example
Measurement
C
onv
er
sion
l
oss=g
ain
=
output
pow
er
0
input
pow
er
In
this
measurement,
you
set
the
input
power
and
measured
the
output
power
.
Figure
3-9
shows
the
absolute
loss
through
the
mixer
versus
mixer
output
frequency
.
If
the
mixer
under
test
contained
built-in
amplication,
then
the
measurement
results
would
have
shown
conversion
gain.
Making Mixer Measurements 3-11