15.
To
select the
converter type
and a
high-side LO
measurement
conguration,
press:
N
N
NN
NN
NN
NN
NN
NN
NN
N
N
N
N
RETURN
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
DOWN CONVERTER
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
RF<LO
Notice,
in this
high-side LO
, down
conversion
conguration,
the
analyzer's
source
is
actually
sweeping
backwards,
as shown
in Figure
3-7
.
The
measurements
setup
diagram
is
shown
in
Figure 3-8
.
Figure
3-7.
Diagram
of
Measurement
Frequencies
Figure
3-8.
Measurement
Setup
from Display
16. T
o view the measurement trace
, press:
NNNNNNN
NNNNNNNNNNNNNNNNNNNNNNNNN
NNNNNN
VIEW MEASURE
17. T
o perform a one-sweep power meter calibration over the
RF frequency range
, press:
4
CAL
5
NNNNNNNNNNNNNNNNNNNNNN
NNNNNNNNNN
PWRMTR CAL
NNNNNNNNNNNNNNNNNNNNNN
NNNNNNN
ONE SWEEP
4
0
54
x1
5
NNNNNNNNNNNNNNNNNNNNNN
NNNNNNNNNNNNNNNNNNNNNN
TAKE CAL SWEEP
Note
Do not
reduce the number of points to perform this power meter calibration.
Reducing the number of points will turn o the receiver calibration.
The analyzer is now displaying the conversion loss of the mixer calibrated with power
meter accuracy.
3-10 Making Mixer Measurements
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