HP 54522A - Page 187

Math/FFT Menu
Displaying Functions
FFT Exercise In this exercise you have the oscilloscope calculate the FFT function on a
square wave connected to channel 1. Then, you demonstrate the effect of
the three different FFT windows, and you measure the magnitude of several
FFT peaks.
1 Press the Recall key. Then, press the Clr key.
2 Connect a coaxial cable between the rear-panel AC cal connector and
channel 1.
3 Press the Autoscale key.
4 Use the time/div knob to change the time base to 1 ms/div.
5 Press the Horizontal Setup key. Select the real-time mode. Then,
set the record length to 1024
Figure 10-5 oe running HORIZONTAL.
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if record lengtha
-5.0000 ms 0.000 ¢§ 5.0000 ms 128
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10-20