Tektronix CSA7404B User Manual page 152

Triggering
Overview To trigger on a glitch (Cont.)
Set to trigger if 7. To specify whether to trigger on glitches narrower or
width
greater than the width you specify, touch Glitch Width
and select from the list:
H
H
Set the level 8. To set the Level that the glitch must cross to be
recognized by the instrument, touch Glitch Trigger Level,
and use the multipurpose knobs, keypad, or front-panel
LEVEL knob to set the glitch trigger level.
Note. You can set the level to a value appropriate to
either TTL or ECL logic families. To do so, touch Level,
and select the keypad; touch either TTL or ECL.
Logic qualify 9. To logic qualify the trigger, see Logic Qualify a Trigger
the trigger
on page 3- - 102.
To set mode 10. Mode and holdoff can be set for all standard trigger
and holdoff
types. To learn more about trigger mode and holdoff,
see Trigger Modes on page 3- - 65 and Trigger Holdoff on
page 3- - 66.
3- 84
Trig if Width Less Than will trigger only on pulses
narrower than the width you specified.
Trig if Width Greater Than will trigger only on
pulses wider than the specified width.
CSA7000B Series & TDS7000B Series Instruments User Manual
Control elements and resources
See To set holdoff on page 3- - 74 and To select the
trigger mode on page 3- - 71 for mode and holdoff
setup. To learn more about trigger mode and
holdoff, see Trigger Modes on page 3- - 65 and
Trigger Holdoff on page 3- - 66.