Without directional antennas, the 15,000 or so full-power AM radio stations in the United States at its peak would not have been possible. If the AM band ever goes completely away we’ll be sad ...

SIMPLE, EASY-TO-USE FM/AM RADIO WITH HIGH QUALITY SOUND: Portable handheld radio with digital tuner has a simple, easy-to-use interface, with antennas that pick up both AM and FM signals EASY-TO ...

You can see the results he gets using the setup as an AM radio receiver in the video after the break. He tested against a meter long antenna and found that his setup far outperforms it.

The earliest external radio antennas on cars started popping up alongside ... New cars often need to access AM/FM radio waves, GPS signals, satellite radio, cellular connections and mobile ...

A directional roof–mounted antenna can often help. AM signals are prone to interference by a variety of technical sources: other radio stations, power lines and computers. Lighting sources also ...