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Drawing signals, time-shift, time- scaling

by N468989
Tags: drawing, scaling, signals, time, timeshift
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N468989
#1
Apr2-08, 03:44 PM
P: 82
hi, i was wondering if anyone knows a good program (free or not), that i can draw signals (discrete or continuous) and make change them doing time-shifts ou time-scaling.

the objective of this is to help understand some signal and systems examples.

thanks
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