Ratio
The Ratio measurement displays the ratio of the AC RMS voltages of two
sources, expressed in dB. Press the Settings softkey to select the source
channels for the measurement.
Time Measurements
The following figure shows time measurement points.
The default lower, middle, and upper measurement thresholds are 10%,
50%, and 90% between Top and Base values. See
Thresholds"
threshold settings.
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Agilent InfiniiVision 4000 X-Series Oscilloscopes User's Guide
Fall Time
Rise Time
Period
on page 265 for other percentage threshold and absolute value
Thresholds
Measurements
Upper
Middle
Lower
"Measurement
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