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Contents
Contents
Chapter 4 Calibration Procedures (continued)
Calibration Security 68
Calibration Message 70
Calibration Count 70
General Calibration/Adjustment Procedure 71
Aborting a Calibration in Progress 72
Sequence of Adjustments 72
Self-Test 73
Frequency (Internal Timebase) Adjustment 74
Internal ADC Adjustment 75
Output Impedance Adjustment 76
AC Amplitude (high-impedance) Adjustment 78
Low Frequency Flatness Adjustment 80
0 dB Range Flatness Adjustments 81
+10 dB Range Flatness Adjustments 83
+20 dB Range Flatness Adjustment 85
Pulse Width (Trailing Edge Delay) Adjustment 87
Pulse Edge Time Adjustment 88
Duty Cycle Adjustment 89
Output Amplifier Adjustment (Optional) 90
Calibration Errors 91
Chapter 5 Theory of Operation
Block Diagram 95
Main Power Supply 97
On-Board Power Supplies 98
Waveform DAC and Filters 100
Digital Waveform, Pulse, and Sync 101
Digital Waveform Translator 104
Amplitude Multiplier 106
Main Output Circuitry 107
System ADC 110
System DAC 112
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