Marked: "De Forest Coil / Antenna / Pat. 2-17-03 / 10-11-04 / 12-15-05 / 4-22-06 / Other Patents Pending". This antenna is a plug-in unit for use with De Forest D-17 and D-12 Radiophone receivers. A ...

A DJ sits in Radio K's studio during her on-air shift at Rarig Center in Minneapolis. MPR News guest host Catharine Richert talks with two college students who help run their college radio station.

Sacramento Kings basketball tips off the 2025-26 regular season Tuesday. Whether it’s in-game analysis, play-by-play action news and commentary throughout the week, Kings fans can keep up with their ...

A team of physicists at the University of Warsaw has built the world’s first all-optical radio receiver powered entirely by laser light. The device, developed by researchers from the Faculty of ...

A team from the Faculty of Physics and the Center for Quantum Optical Technologies at the University of Warsaw has developed a new type of all-optical radio receiver based on the fundamental ...

KNOXVILLE, Tenn. — Leaders at Knoxville-Knox County EMA gave away 55 free weather radios to neighbors from Knox and surrounding counties on Tuesday evening. The effort by first responders was Knox ...

FRANKLIN, Tenn. (WSMV) - Williamson County Emergency Management Agency is offering free weather radio programming this month in Cool Springs. The agency is working with the Tennessee Emergency ...

Our wireless world is an integral part of life today, with almost every powered device being built now smarter and more connected than ever before. However, for all of the amazing functionality ...

Why are we asking for donations? Why are we asking for donations? This site is free thanks to our community of supporters. Voluntary donations from readers like you keep our news accessible for ...

In the world of agriculture, clear, reliable communication isn’t just convenient, it’s essential. From coordinating with farmhands in distant fields to keeping tabs on equipment and weather changes, ...