Unwanted electrical energy in a circuit that is unrelated to the desired signal, S-ources of noise are most often generated by some type of switching circuit,Common sources include switching voltage regulators and clocked sighals such as digitol crcuits.
英
美
- 指在一電路中與所要訊號無(wú)關(guān)的多余電能，雜訊的來(lái)源通常為某些形式的切換電路，常見(jiàn)的雜訊為切換式電壓，調整器及時(shí)脈訊號，如一些數位電路。
