Calibration Procedures
This chapter contains procedures for verification of the function
generator’s performance and adjustment (calibration). The chapter is
divided into the following sections:
Agilent Calibration Services . . . . . . . . . . . . . . 51
Calibration Interval . . . . . . . . . . . . . . . . . . . 51
Time Required for Calibration . . . . . . . . . . . . . 51
Automating Calibration Procedures . . . . . . . . . . 52
Recommended Test Equipment . . . . . . . . . . . . . 52
Test Considerations . . . . . . . . . . . . . . . . . . . 53
Performance Verification Tests . . . . . . . . . . . . . 54
Frequency Verification . . . . . . . . . . . . . . . . . 56
Function Gain and Linearity Verification . . . . . . . 56
DC Function Offset Verification . . . . . . . . . . . . 57
AC Amplitude Verification . . . . . . . . . . . . . . . 57
Amplitude Flatness Verification . . . . . . . . . . . . 60
AM Modulation Depth Verification . . . . . . . . . . . 61
Optional Performance Verification Tests . . . . . . . . 62
Calibration Security Code . . . . . . . . . . . . . . . . 64
Calibration Count . . . . . . . . . . . . . . . . . . . . 66
Calibration Message . . . . . . . . . . . . . . . . . . . 66
General Calibration/Adjustment Procedure . . . . . . 67
Aborting a Calibration in Progress . . . . . . . . . . . 69
Frequency and Burst Rate Adjustment . . . . . . . . 69
Function Gain and Linearity Adjustment . . . . . . . 70
AC Amplitude Adjustment (High-Z) . . . . . . . . . . 70
Modulation Adjustment . . . . . . . . . . . . . . . . . 72
AC Amplitude Adjustment (50W) . . . . . . . . . . . . 73
DC Output Adjustment . . . . . . . . . . . . . . . . . 76
Duty Cycle Adjustment . . . . . . . . . . . . . . . . . 77
AC Amplitude Flatness Adjustment . . . . . . . . . . 77
Output Amplifier Adjustment (Optional) . . . . . . . 80
Error Messages . . . . . . . . . . . . . . . . . . . . . 81
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