noun
AC circuit; alternating current circuit
Technical term in electrical engineering; refers to a circuit designed for alternating current.
交流回路の解析には複素数がよく使われる。
Complex numbers are often used in the analysis of AC circuits.
直流回路 is a DC circuit, while 交流回路 is an AC circuit.
Compound of 交流 (alternating current) and 回路 (circuit).