Tektronix TDS7404 Stereo System User Manual


 
Triggering
CSA7000 Series, TDS7000 Series, & TDS6000 Series Instruments User Manual
3-95
Overview Control elements and resourcesTo trigger on a glitch (Cont.)
Set to trigger if
width
7. To specify whether to trigger on glitches narrower or
greater than the width you specify, touch < or >:
H Trig if Width < will trigger only on pulses narrower
than the width you specified.
H Trig if Width > will trigger only on pulses wider than
the specified width.
Set the level 8. To set the Level that the glit ch 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.
To set mode
and holdoff
9. Mode and holdoff can be set for all standard trigger
types. To learn more about trigger mode and holdoff ,
see Trigger Modes on page 3--74 and Trigger Holdoff on
page 3--75.
See To set holdoff on page 3--84 and To select the
trigger mode on page 3--81 for mode and holdoff
setup. To learn more about trigger mode and
holdoff, see Trigger Modes on page 3--74 and
Trigger Holdoff on page 3--75.