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Triggering

3-96

CSA7000 Series, TDS7000 Series, & TDS6000 S eries Instruments User Manual

When you select the type Runt, the instrument will trigger on a short pulse that

crosses one threshold but fails to cross a second threshold before recrossing the

first. To set up for runt triggering, do the following procedures.

Overview To trigger on a runt pulse Control elements and resources

Select runt

triggering

1. From the toolbar, touch Trig and select the A Event tab

of the Trigger control window.

2. Touch Runt.

Select the

source

3. To specify which channel becomes the pulse trigger

source, touch Source, and select the source from the

list.

The source selected becomes the trigger source for

Glitch, Runt, Width, and Transition.

Select the

polarity

4. To specify the direction of the runt pulse, touch Polarity,

and select Pos (positive), Neg (negative) or Either from

the window.

H Pos looks at positive-going pulses.

H Neg looks at negative-going pulses.

H Either looks at both positive and negative pulses.

To Trigger on a Runt Pulse

Tektronix TDS7054 User Manual

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