■
Press the Multiview Zoom front panel button.
■
Using the multipurpose knobs, set the Zoom position to 25%, and set
the Zoom factor to 20.
■
Press the Cursors front-panel button once to assign the multipurpose
knobs to the Cursors.
■
Set the Cursor 1 x position to align the cursor with the nearest trough
of the waveform.
■
Press the Zoom button. Set the Zoom position to 75%.
■
Press the Cursors button once. Set the Cursor 2 x position to align
the cursor with the nearest trough of the waveform.
f. Read the measurement:
■
Press the Clear button. Allow approximately 1000 acquisitions to
accumulate, then press Run/Stop.
■
Read the Std Dev statistic measurement.
■
Enter the time on the test record.
■
The standard deviation (St Dev) measurement must be less than or
equal to the rms Delta-time accuracy limit for your instrument. (See
Table 17: Delta time measurement settings, ≥4 GHz models on
page 250.)
■
Read the Max and Min statistic measurements.
■
Subtract the Max and Min statistic measurements.
■
Enter the time on the test record.
■
The absolute value of the difference of the Max and Min
measurements must be less than or equal to the pk-pk Delta-time
Performance verification (MSO/DPO70000C, MSO/DPO70000DX, and DPO7000C series)
252 MSO70000C/DX, DPO70000C/DX, DPO7000C, MSO5000/B, DPO5000/B Series