Filter
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7. 3
MHz
Bandwidth Filter Adjustments
10 Hz Amplitude Adjustments
37.
38.
39.
40.
41.
42.
43.
Connect CAL OUTPUT to RF INPUT. Key in [INSTR PRESET),
[mj
9,
(jEEki--
10 Hz.
Adjust the instrument front panel FREQ ZERO control for
maximum signal amplitude on the CRT display.
Key in
CREs]
1 kHz and DISPLAY LINE
[ENTER).
Using the
DATA knob, place the display line at the signal trace.
Key in
[REs]
10 Hz.
Adjust the instrument front panel FREQ ZERO control for
maximum signal amplitude on the CRT display.
Adjust
A4A7R30
10 Hz AMPTD and
A4A7R41
10 Hz AMPTD equal
amounts to set the signal level the same as the reference level set
in step 39. See Figure 3-38 for location of 10 Hz AMPTD adjusts.
Repeat steps 37 through 42 until no further adjustment is
required.
3-76 Adjustments