1. An electrical surge. 2. A phenomenon which occurs during the change of a system from one steady state to another. 3. A relatively high amplitude, suddenly decaying. 4. peak signal level.
"Dear Dr Coban: I received the CD that you made from my very old (40+ years) tape of a live concert. I want to thank you for a superb job and an excellent recovery of what I thought was a lost cause. Thanks again"