olemus
liik impulsshäiringuid: pinge võib ületada nimipinget sadu kordi, tüüpiline kestus on 50 ns kuni 5 ms

IEC 614-03-25:
transient voltage wave propagating along an electric line or a circuit and characterized by a rapid increase followed by a slower decrease of the voltage

ülevaateid
https://www.electricalengineering-book.com/pdf/chapter-234169.pdf

https://en.wikipedia.org/wiki/Voltage_spike