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4
Making Measurements
Vrms (Root-Mean-Square Voltage)
The true root- mean- square voltage over the entire waveform.
Where:
Overshoot
Defined as (Vmax- Vtop)/Vamp, useful for square and pulse waveforms. See
Figure 40
Preshoot
Defined as (Vmin- Vbase)/Vamp, useful for square and pulse waveforms.
See
104
n
2
x
i
i
=
1
RMS
=
--------------- -
n
th
x
= value at i
point.
i
n = number of points.
on page 102.
Figure 40
on page 102.
Agilent 1000B Series Oscilloscopes User's Guide
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