amplifiers

"The sound system's amplifiers made the music much louder for the concert. "

"Words like "very" and "extremely" are amplifiers that increase the strength of adjectives. "

"The musician plugged his guitar into a series of amplifiers to make the sound loud enough for the entire stadium to hear. "

"The band needed bigger amplifiers so everyone in the park could hear the music clearly. "

""Microscopes use special amplifiers to let scientists see tiny objects clearly." "