6. Push the Thresholds side-menu button and use the Multipurpose knob to
select and click the trigger levels (thresholds) to use to detect a runt pulse:
■
Click High and use the Multipurpose knob to manually set the level that
defines a valid high signal threshold level.
■
Click Low and use the Multipurpose knob to manually set the level that
defines a valid low signal threshold level.
■
Click Choose Preset and use the Multipurpose knob to set the trigger
threshold levels to predefined signal logic family levels (TTL, CMOS,
ECL, and so on) or to 0.
7. Push -More- Page 1/2 side-menu button.
8. Push the Trigger When side-menu button and use the Multipurpose knob to
select and click Runt Occurs to trigger on any runt event. If triggering on a
runt width, use the Multipurpose knob to select and click the runt pulse
width condition to test for, and enter the runt width time parameter.
Trigger setup
62 TBS1000C Series Oscilloscopes User Manual