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 ...

And the rest, as they say, is history. With the transistor radio, music and information suddenly became portable. No matter how isolated you were, you could hear news of the world. And for ...

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 ...

This is the product's overall performance score, based on key tests conducted by our industry experts in the CHOICE labs.

This is the product's overall performance score, based on key tests conducted by our industry experts in the CHOICE labs.

During the 1970s, various musical genres and styles converged in the mainstream — for better or worse. And during the decade, there were certainly special musical moments that either flew under ...

This is not written to entice riots, however. The truth is that while no musical artist is perfect, these four from the 1970s ...

After many hours of research, interviewing experts, and testing five microwaves from reputable brands, I found the Panasonic Microwave Oven with Inverter Technology to be one of the best on the ...

Panasonic has long been a major player on the ‘pro’ side of video reproduction - its cameras and monitors are among the industry standards. That level of professional ubiquity hasn't always ...

The flagship model in Kodak's Luma line, the 1080p Kodak Luma 450 weighs just 1.2 pounds. It's also small enough—at 1.3 by 5 by 5 inches (HWD)—to fit on your palm or in a coat pocket, and it ...

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 ...

The Canon Pixma TR150 Wireless Portable Printer is one of the most portable and most capable inkjet printers available. Just 4.5 pounds without its optional battery, or 5.1 pounds with it, it's ...