It improves the reception quality for AM shortwave broadcasts . Technical Installation
The air in the small attic room smelled of old solder and dust. Elias sat hunched over a workbench, the glow of a single lamp reflecting off the brushed aluminum face of his Icom UI-7. It was a vintage piece, an AM/FM unit salvaged from a radio swap meet in a rain-slicked parking lot. icom ui7 am fm unit
At first, there was only static. The great, terrible white noise of a dying AM band. He swept through the commercial graveyard: religious ranting, Spanish-language ballads bleeding through adjacent frequencies, the ghost of a sports broadcast from 200 miles away. He was about to turn it off when his thumb slipped, nudging the button—a soft-touch membrane key that most people ignore. It improves the reception quality for AM shortwave