User`s guide

143
Agilent 53220A/53230A 350 MHz Universal Counter/Timer
User’s Guide
Agilent Technologies
5
Triggering and Gating
Settings Summary 144
Trigger and Gate Time Line 145
Tri gger and Gate C ycle 145
System Trigger 148
Wait-For-Trigger and Triggered States 154
Measurement Gate 156
Gate Set Up 156
Frequency Measurements 158
To t a l i z i n g 165
Time Interval Measurements 170
Enabling Gate Signals on the ‘Gate In/Out’ BNC 172
Burst Carrier Frequency Measurements 173
Advanced Gate Control - Gate Start 177
Advanced Gate Control - Gate Stop Hold Off and Gate Stop 182
Automatic Gate Extension 189
53220A/53230A counter measurements are made by triggering the instrument
and gating the input signal to select the portion or duration during which the
input signal is measured.
This chapter covers the counter’s trigger and gate cycles as they relate to
counter measurements.