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10 December 2015

Using Your Oscilloscope's X-Y Display

Shown are some common Lissajous patterns in an X-Y display
Figure 1: Shown are some common
Lissajous patterns in an X-Y display
If you're fortunate enough to own an oscilloscope with X-Y display capabilities, you have a valuable tool at your disposal. From classic Lissajous patterns to state transition diagrams for today's quadrature communication systems, X-Y plots give us a window of the functional relationships between two waveforms.