7-26
Adjustments
Manual Adjustments
DCFM (All 8648A/B/C/D)
Description
This adjustment is used to calibrate the DC FM. Make sure that nothing is connected to
the MOD INPUT/OUTPUT connector on the DUT.
Required Test Equipment
•None
Procedure
Figure 7-24. DCFM Test Setup
1. Connect the equipment as shown above.
2. Preset all of the equipment.
3. Follow the instructions as they are displayed on the PC.
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