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Vertical range controls – Dataman 520 Series User Manual

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DATAMAN oscilloscope

User’s Guide


- when the oscilloscope settings change the software changes the

amount of samples acquired after the trigger to keep the selected time (for example
increasing sampling rate twice increases the amount of samples after trigger twice)

In case the „%“ is selected:

- the after trigger amount is displayed in percents of memory size

- when the oscilloscope settings change the software changes the

amount of samples acquired after the trigger to keep the selected part of the memory
after the trigger (for example increasing memory size twice increases amount of
samples after trigger twice)

The hold-off controls are located in the top right corner.

Fig. 4.1.9.4. – Hold-off controls


The button on the right switches between the following hold-off modes:

“AUTO” – The hold-off time is set to guarantee acquisition of the whole memory.

“SET” – The hold-off time can be set by entering a value into the edit box or using the
scrollbar.

TIP: You can use units in the edit box (for example 45u is 45 microseconds).
Valid units are: n – nano, u – micro, m – milli).


4.1.10. Vertical range controls

The vertical range controls are located in the right of the main window.

Fig. 4.1.10.1. – Range controls


Channel A controls are located on the left, channel B controls are located on the right.

- changes the range to less sensitive

Range with no respect to probe attenuation is displayed below this button.

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