In 1938, the director of the Signal Corps Laboratories at Fort Monmouth, New Jersey, Col. Roger B. Colton, transformed ...

The WLZR-AM Radio Signal in Brevard County, on air since 1968, will be pulled off the airways effective immediately.

FM radio works the same way that AM radio works. The difference is in how the carrier wave is modulated, or altered. With AM radio, the amplitude, or overall strength, of the signal is varied to ...

At its best, HD Radio pushes FM sound quality closer to that of CDs and makes AM broadcasts resemble those of analog FM. Moreover, the HD signal from AM stations is in stereo, and there is no ...

While this radio got a regular FM signal in my basement, it wouldn’t pick up the weather forecasts unless I was above ground level. This is probably a radio better suited for areas where people ...