Phreaking
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Phreaking is a slang term for the action of making a telephone system do something that it normally should not allow. It is an illegal activity, but one formerly pursued by a large number of computer and electronics hobbyists out … Read More

Telephones
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The telephone or phone is a telecommunications device designed to transmit speech by means of electric signals. It was invented around 1860 by Antonio Meucci who called it teletrophone. The first recorded public demonstration of Meucci’s invention took place in … Read More