Tektronix TDS1000- Manual do Utilizador descarregar pdf (Página 47)

Operating Basics

TDS1000/2000-Series Digital Oscilloscope User Manual

2. Trigger status indicates the following:

Armed.

The oscilloscope is acquiring pretrigger data. All

triggers are ignored in this state.

Ready.

All pretrigger data has been ac quired and the

oscilloscope is ready to accept a trigger.

Tri

’

The oscilloscope has seen a trigger and is acquiring the

posttrigger data.

Stop.

The oscilloscope has stopped acquiring waveform data.

The oscilloscope has completed a Single

Sequence acquisition.

Auto.

The oscilloscope is in auto mode and is acquiring

waveforms in the absence of triggers.

Scan.

The oscilloscope is acquiring and displaying waveform

data continuously in scan mode.

3. Marker shows horizontal trigger positi on. Turn the HORIZON-

TAL POSITION knob to adjust the position of the marker.

4. Readout shows the time at the center graticule. The trigger time

is zero.

5. Marker shows Edge or Pulse Width t rigger level.

6. On-screen markers show the ground reference points of the

displayed waveforms. If there is no marker, the channel is not

displayed.

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Tektronix TDS1000- Manual do Utilizador Página 47