TB 9-6625-2124-24
b. Adjustments
(1) Press INSTR PRESET and STOP keys. Enter data 2 GHz on keyboard.
(2) Press TI (plug in) AMPTD MKR key (ON). Connect microwave frequency
counter to A8TP1 (fig. 3).
(3) Adjust A8C4 (fig. 3) for microwave frequency counter indication of 50,000,000
250 Hz (R).
Figure 3. Model 83525A plug-in - adjustment locations.
14. Swept Frequency and Marker Accuracy
a. Performance Check
(1) Connect equipment as shown in figure 4.
(2) Press function keys and enter corresponding data on keyboard as listed in (a)
through (d) below:
(a) INSTR PRESET key.