Large Systems
Some PA systems have speakers that cover an entire campus of a college or industrial site, or an entire outdoor complex (e.g., an athletic stadium). A large PA system may also be used as an alert system during an emergency.
Read more about this topic: Public Address
Famous quotes containing the words large and/or systems:
“He left behind, as his essential contribution to literature, a large repertoire of jokes which survive because of their sheer neatness, and because of a certain intriguing uncertainty—which extends to Wilde himself—as to whether they really mean anything.”
—George Orwell (1903–1950)
“I am beginning to suspect all elaborate and special systems of education. They seem to me to be built up on the supposition that every child is a kind of idiot who must be taught to think.”
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