Tektronix TDS1000- Manuale Utente Scaricare il pdf (Pagina 123)

Reference

TDS1000/2000-Series Digital Oscilloscope User Manual

105

Pulse Width Trigger

Use Pulse Width triggering to trigger on aberrant pulses.

Options Settings Comments

Pulse With Pulse highlighted, triggering occurs

on pulses that meet the trigger condition

defined by the Source, Whe, and Set

Pulse Width options

Source CH1

CH2

CH3*

CH4*

Ext

Ext/5

Select the input source as the trigger

signal

When =

≠

Select how to compare the trigger pulse

relative to the value selected in the Set

Pulse Width option

Set Pulse Width 33 ns to 10.0

sec

Select this option to use the USER

SELECT TRIGGER knob to set a width

Polarity Positive

Negative

Select to trigger on positive or negative

pulses

Mode Auto

Normal

Select the type of triggering; N ormal

mode is best for most Pulse Width trigger

applications

Coupling AC

Noise Reject

HF Reject

LF Reject

Selects the components of the trigger

signal applied to the trigger circuitry; see

Edge Trigger for details on page 100

More Use to switch between submenu pages

* Available only on 4-channel oscilloscopes.

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