![](/images/new-backgrounds/1026434/2643463x1.webp)
Using The Test Tool | 1 |
Acquiring the Waveform |
Recording Slow Signals over a Long Period of Time
The roll mode function supplies a visual log of waveform activity and is especially useful when you measure lower frequency waveforms.
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| Open the SCOPE INPUTS menu. | ||
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| Open the SCOPE OPTIONS | |
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Highlight ROLL MODE.
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| (2x) | Start Recording. |
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The waveform moves accross the screen from right to left like a normal chart recorder. Observe that during recording no measurements are made. (See Figure
Figure 1-15. Recording Waveforms over Longer
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| Period of Time |
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| Freeze Recording. |
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Observe that the measurement values are only displayed
after is pressed. (See figure
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