Active Antenna for AM/FM/SW

Active Antenna for AM/FM/SW
This simpleĀ  AM/FM/SW Active Antenna circuit are able to be used for AM, FM, and Shortwave(SW). For the shortwave band, this kind of active antenna is comparable to a 20 to 30 ft wire antenna. It's in addition designed to be used on receivers which use untuned wire antennas, for example cheap models and car radios. (more…)