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Chapter 1 41
Making Basic Measurements
Measuring Low Level Signals
11. To set the number of samples, use the numeric keypad. For example,
press
Average (On), 25, Enter. As shown in Figure 1-33.
During averaging, the current sample number appears at the left
side of the graticule. The number of samples equals the number of
sweeps in the averaging routine. Changes in active function settings,
such as the center frequency or reference level, will restart the
sampling. The sampling will also restart if video averaging is turned
off and then on again. To see the sample number increment, turn
video averaging off and on again by pressing
Average (Off),
Average
(On).
Figure 1-33 Using the Video Averaging Function