Setting the Timebase Speed

  slow     ok     fast
These pictures show the effects of setting the timebase speed, from left to right, too slow, just right and too fast. In the first picture, it is impossible to pick out individual cycles of the waveform, while, in the third picture, it is difficult to get an overall 'picture' of a complete cycle. Note, though, that the the timebase running as shown in the third picture could be suitable if we are trying to pick up a fast 'pulse' or 'blemish' on the waveform.
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