multiamplifier
multiamp
half stack
PA
active subwoofer
microamplifier
amp
photoamplifier
audio amplifier
amplitron
photodarlington
hot
op-amp
Darlington amplifier
scalar
ampless
barefoot
boot
microcompressor
quadband
maximizer
tape deck
cascode
bullhorn
loud hailer
loud-hailer
amplificative
mini hi-fi system
hi-fi
high fidelity sound system
interamplicon
telextender
electrophonic
foldback
relay link
relay station
booster amplifier
booster station
booster
relay transmitter
dynamic headroom
quadriband
electric dulcimer
headset
loudspeaker
dime
triband
sound system
audio system
foresound