Loudspeaker, also called speaker, in sound reproduction, device for converting electrical energy into acoustical signal energy that is radiated into a room or open air.

What is the rule of loudspeaker?

The apex court, the petitioner has pointed, had also directed the Union and the State governments to ensure that noise level at the boundary of the public place, which include religious places, where loudspeaker or public address are used as per law, should not exceed 10 dB(A) above the ambient noise standards for the ...

What is the difference between a loudspeaker and speaker?

Loudspeaker is any device that magnifies sound so it can be heard (it can even refer to a megaphone, you know, that cone-shaped hand-held device people address crowds with). Speaker is usually what the sound actually comes out of (these are often covered with cloth-like or metal mesh).