noun
differential amplifier
Technical term in electronics and computing; an amplifier that outputs the difference between two input signals.
差動増幅器は、二つの入力信号の差を増幅する回路です。
A differential amplifier is a circuit that amplifies the difference between two input signals.
Compound of 差動 (differential motion) and 増幅器 (amplifier). The exact historical derivation is uncertain; the term is a modern technical coinage.