[Mr. Carlson] bought a Globe Scout Model 40A ham radio transmitter at a hamfest. The 40A was a grand old transmitter full of tubes, high voltage, and a giant transformer. It is really interesting to ...

Our Hackaday team is spread across the world, but remains in easy contact through the magic of the Internet. A number of us hold amateur radio callsigns, so could with a bit of effort and expenditure ...

This tiny dual Bluetooth-transmitter accepts signals from your legacy gear and also serves as a USB audio interface, so you can transmit from your computer. It sounds great and has about a 30-foot ...

The KCUR 89.3 transmitter antenna is located about 850 feet up this 1,100-foot radio tower in eastern Jackson County. KCUR replaced our aging transmitter in December 2021 after a successful ...

The best wireless headphones and best true wireless earbuds let us enjoy audio content without being tethered to our laptop, smartphone or tablet. But as convenient and packed with features as they ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Adrienne Maxwell Adrienne Maxwell is an editor covering AV gear. Her specialty ...

We are fascinated when we see machines work together, seemingly with minds of their own. The TV show “How It’s Made” became popular for simply showing how products are made in an automated factory ...