Encyclopedia > Pulse-amplitude modulation

Article Content

Pulse-amplitude modulation

Pulse-amplitude modulation is a form of signal modulation where the message information is encoded in the amplitude of a series of signal pulses. Pulse-amplitude modulation is now rarely used, having been largely superseded by pulse-code modulation, and, more recently, by pulse-position modulation.

Featured Article

Battle Creek, Michigan

... age 18 and over, there are 87.2 males. The median income for a household in the city is $35,491, and the median income for a family is $43,564. Males have a median income ...