A differentiating or high-pass video circuit which passes short pulses but reduces the length of long-pulse-like waveforms by the use of a fast time-constant network.
Ukwahlula okanye umjikelezo wevido odlula ngokukhawuleza ogqitha uluvo olufutshane kodwa kucutha ubude bamaza afana noluvo olude ngokusebenzisa unxibelelwano lokungaguquki kwexesha elikhawulezayo.