Rise-Time Measurements

Test equipment, methods, software, advice.
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Rise-Time Measurements

Post by KirtB » Mon Jul 24, 2017 4:59 pm

Rise-Time Measurements, August 1972 Popular Electronics

A lot of us still use older test equipment at home and even in the company lab. As discussed in this 1972 article from Popular Electronics magazine, the displayed rise time on an oscilloscope display is not necessarily that true rise time of a signal - particularly when the speed approaches the rated bandwidth of the equipment. In that case, it is necessary to mathematically compensate for the rise times of each individual component used for making the measurement. Hooking the o-scope probe tip to the calibration point on the front of the instrument and adjusting the probe's trim capacitor for a flat response is not always good enough. Most modern o-scopes ... http://www.rfcafe.com/references/popular-electronics/rise-time-measurements-popular-electronics-august-1972.htm
Kirt Blattenberger

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