Receiver - Agilent Technologies 8753ES Option 011 Service Manual

Receiver

Observe the A and B Input Traces
1. Connect the equipment as shown in
accessories, such as limiters, have been disconnected.
Figure 4-8 Equipment Setup
2. Press
Preset Meas
MARKER→ REFERENCE
3. Observe the measurement trace displayed by the R input. The trace should have about
the same flatness as the trace in
The R trace will be 20 dB lower than the A and B trace due to the attenuator
NOTE
on the R input. The flatness of the trace, however, should resemble that of the
A and B traces.
4. Press
A
Meas
flatness as the trace in
5. Move the A input cable to the B input and press
trace should have about the same flatness as the trace in
Chapter 4
Figure 4-8
R
Scale Ref
.
Figure
to check the A channel trace. The trace should have about the same
Figure 4-9.
below. Be sure that any special
AUTO SCALE
Marker Fctn
4-9.
to check the B channel trace. The
B
Figure
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Receiver
4-9.
4-17