HP 8753D - Page 152

Amplitude and
Phase Tracking
Using
the
same
measurement
set-up as
in \Phase
or Group
Delay Measurements
," you
can
determine
how
well
two
mixers
track
each other
in terms
of amplitude
and phase
.
1.
Repeat
steps
1
through
8
of the
previous \Group
Delay Measurements"
section with
the
following
exception:
In
step
7,
select
4
F
ORMA
T
5
N
N
N
N
N
N
N
N
N
NN
NN
NN
NN
PHASE
.
2.
Once
the
analyzer
has
displayed
the measurement
results,
press 4
DISPLA
Y
5
N
N
N
N
N
N
N
N
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
DATA
!
MEM
.
3.
Replace the
calibration
mixer
with
the
mixer
under
test.
4.
Press
N
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
DATA/MEM .
The
resulting
trace should
represent the
amplitude and
phase tracking
of
the
two
mixers
.
Making Mixer Measurements 3-27