preamp

/pree-amp/US // ˈpriˌæmp //

前置放大器,前置电源,前置,前置式放大器

Definitions

n.名词 noun

Like most USB microphones, the Yeti X acts as its own computer audio interface and preamp, functioning with a single USB cable and requiring no extra gear beyond a laptop and a pair of headphones.
Not all vocal microphones are portable and most require some form of external preamp and recording interface to function on the go.
His early boards are so sought after that a Neve preamp alone will regularly go for $3,000.