bairyoku
1. servo; booster
Noun
1. servo; booster
1. servo unit
1. lever mechanism (in bicycle brakes, metal shears, etc.)
1. servo-brake
1. Not a power amplifier.
1. With a power amplifier.
1. If/when power booster
1. Power amplifier.
1. If it is a power amplifier; If it’s a power boosting device
1. Power-boosting device; Power amplifier