The author, a former engineering executive for several broadcast owners, is a consultant in signal quality improvement and antenna system design. Clients include SWR Inc. I have written in Radio World ...

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 ...

Antenova Ltd has announced the addition of the M10385 dual-mode receive/transmit internal surface mount FM Antenna Module for a broad range of mobile and digital media device applications. The company ...

I often wonder if Major Armstrong knew what he was giving to the world when he began developing frequency modulation as a public service. Before World War Two, when the low-band FM service was a ...

[Dino] got his hands on an FM transmitter “bug” kit via a friend, and thought it would make for an easy and fun Hack a Week project. The kit is simple two transistor half-wave FM transmitter, which ...

This simple FM transmitter links your home-entertainment system to a portable radio that can be carried around the house and into the backyard (see the figure). Using this device, music playing on the ...