sound-reinforcement system

[′sau̇nd ‚rē·in′fȯrs·mənt ‚sis·təm] (engineering acoustics) An electronic means for augmenting the sound output of a speaker, singer, or musical instrument in cases where it is either too weak to be heard above the general noise or too reverberant; basic elements of such a system are microphones, amplifiers, volume controls, and loudspeakers. Also known as public address system.

sound-amplification system

A combination of one or more microphones, amplifiers, loudspeakers, and associated electronic controls; used to increase the level of a sound source so that it may be heard clearly in all parts of an auditorium, large room, open-air theater, etc.

单词	sound-reinforcement system
释义	sound-reinforcement system sound-reinforcement system [′sau̇nd ‚rē·in′fȯrs·mənt ‚sis·təm] (engineering acoustics) An electronic means for augmenting the sound output of a speaker, singer, or musical instrument in cases where it is either too weak to be heard above the general noise or too reverberant; basic elements of such a system are microphones, amplifiers, volume controls, and loudspeakers. Also known as public address system. sound-amplification system A combination of one or more microphones, amplifiers, loudspeakers, and associated electronic controls; used to increase the level of a sound source so that it may be heard clearly in all parts of an auditorium, large room, open-air theater, etc.
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