High Band Power Accuracy Adjustment - Agilent Technologies 83620A Service Manual

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High Band Power Accuracy Adjustment

13. On the synthesizer, set:
CW 10 GHz
5 5 5
Adjust Menu Calib Menu
SERVICE
5
14. On the power meter, set the CAL FAC OR % for the power sensor
10 GHz calibration factor.
15. On the synthesizer, set:
First power level in able 3-10
POWER LEVEL
5
16. Select the rst calibration constant in able 3-10:
elect Cal
264 ENTER
5
17. On the synthesizer, select
the calibration constant so that the power meter and the power level
setting are the same.
18. Repeat steps 16 through 18 for each power level and calibration constant
given in able 3-10.
19. Repeat steps 16 through 19 until the power accuracy for each calibration
6
constant is within
Table 3-10. Power Level and Calibration Constant Adjustment
Power Level
(dBm)
0.0
0
10.0
0
20.0
+10.0
20. If this is the last calibration constant you will be adjusting, see
\Calibration Constants" in this manual to store the calibration constants
as protected data (in EEPROM).
HP 8360
5
and, using the rotary knob, modify
Modify Cal
0.01 dBm.
Calibration Constant Adjustment
#264 LVL DAC Ofs Hi Bnd
#251 LVL DAC Gain Hi Bnd
#283 ALC Det Ofs; Hi
#292 ALC Det Log Brkpt; Hi
ALC Power Level Accuracy
Adjustments 3-95