Noun
risetime (plural risetimes)
The time taken for a wave to rise from the baseline to the peak
A 1970s technology TDR used steps with a rise time of 25 ps. 1983 Tektronix Catalog, page 289, S-52 pulse generator has a 25-ps risetime. Source: Internet
These traces were produced by a commercial TDR using a step waveform with a 25 ps risetime, a sampling head with a 35 ps risetime, and an convert SMA cable. Source: Internet