A crystal radio is basically a high Q resonator tied to an antenna and an envelope detector. These days the envelope detector is a point contact diode such as a 1N34 Germanium diode. The resonant ...

Most crystal radio receivers have a decidedly “field expedient” look to them. Fashioned as they often are from a few turns of wire around an oatmeal container and a safety pin scratching the ...

The Crystal Radio Awards honors a radio station's year-round commitment to community service. This article, NAB announces Crystal Radio Award winners for 2025, was first published at The Desk. To ...

The National Association of Broadcasters has named the 10 winners of its 38th annual NAB Crystal Radio Awards for their commitment to community service.

The National Association of Broadcasters at its State Leadership Conference in Washington, D.C., has revealed the 10 winners of the 38th annual NAB Crystal Radio Awards. The winners were chosen by a ...

During its State Leadership Conference, the NAB honored the 2025 Crystal Radio Award winners selected from the 50 finalists.