1.   A new public address system will be installed and the cabs modified to suit driver-only operation.

2.   All it lacks is the screaming public address announcer to be a total steal, and a bad one at that.

3.   His own followers cheered him repeatedly as the rhetoric boomed out through the slight electronic distortion of the public address systems.

4.   Selection of appropriate communication media, including the use of notice boards, paging devices and public address systems.

5.   The doors had come open and there was a voice on a public address system shouting something.

6.   There was a crackle of static, like a public address system at a church social, then another record started.

7.   A public address system magnifies all the little noises and coughs.

8.   Someone cranked up the volume of the public address system.