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 ...

Before the second world war Radio was a revolution in mass-communication much like the internet today. Fortunes were made and lost, empires built, epic patent battles ensued, all of which resulted ...

To be economically feasible, such single-use devices have to be cheap (we are talking pennies or even fractions of a penny), even cheaper than the radio-frequency identification tags currently used to ...

The best smart thermostats we've tested can control your home's heating and cooling with your phone or voice—and might help you save on energy costs. I’ve been working with computers for ages ...

THE WEEK’S MOST POPULAR SONGS RANKED BY ALL-FORMAT RADIO AIRPLAY AUDIENCE IMPRESSIONS, AS MEASURED BY MEDIABASE AND PROVIDED BY LUMINATE. Shaboozey Last week Weeks at no. 1 Weeks on chart C.O ...

Learn more› By Kathryn Rath Kathryn Rath is a writer covering audio, video, and smart-home gear. We’ve added the TRETAKT smart plug and the Govee Smart Plug with Energy Monitoring to What to ...

I taught beagle Charlie this trick when we waited for Mom in the car. she did shopping so we had some time together :D#charliethebeagle #dogtricks #beagle Donald Trump Again Favored to Beat Kamala ...

These are the top smart locks we've tested. I'm PCMag's managing editor for consumer electronics, overseeing an experienced team of analysts covering smart home, home entertainment, wearables ...

A perfect example is Randi Chase, the morning host of The Vinnie and Randi Show on Stingray’s New Country 95.5 in Red Deer, Alberta, syndicated on over twenty radio stations in Alberta and ...

Florence is a staff writer who covers phones, the smart home, and the occasional mechanical keyboard. Meta Connect announced new features for the smart glasses, but they're all still very basic.

October 2024 Smart LED bulbs provide a near-instant way to transform the feel of a room. Screw in a smart bulb (or several) and pair it with an app, and in an instant your TV room has the vibe of ...

TED Radio Hour Exploring the biggest questions of our time with the help of the world's greatest thinkers. Host Manoush Zomorodi inspires us to learn more about the world, our communities, and ...