This simple little circuit can be used for AM, FM, and Shortwave(SW). On the shortwave band this active antenna is comparable to a 20 to 30 foot wire antenna. It is further more designed to be used on ...

This circuit shows an active antenna that can be used for AM, FM, and shortwave (SW). On the shortwave band this active antenna is comparable to a 20 to 30 foot wire antenna. This circuit is designed ...

Web site Mac OS X hints has an interesting tip for improving the performance of FM transmitter car kits (you know - for those of us with no tape deck and no auxiliary inputs for our MP3 players): ...