No finding a replacement microchip here, this was all about replacing capacitors and finding vacuum tubes! In contrast to most modern builds we see on Hackaday, vintage radios are fairly simple – ...

EASTHAMPTON — In a world ruled by the microchip, David Mell’s customers at Viva Tubes crave the soft electric hum and warm audio tone of the old-fashioned analog vacuum tube. Tubes — simple devices ...

Radios were a pivotal 20th century phenomenon. Developed initially for wireless telegraphy, they carried voice and music after 1920. Although radios faded in home status as television took hold in the ...

Raytheon is best known as a major defense contractor, but the company’s roots go far deeper, starting as a major manufacturer of vacuum tubes in the early days of radio. Today, the company is mostly ...

Ex-movie theater projectionist Steve Guttenberg has also worked as a high-end audio salesman, and as a record producer. Steve reviewed audio products for CNET and worked as a freelance writer for ...

Retro DIY Tube Radio Kit is Plain Gorgeous This gorgeous old-style radio is actually a DIY kit, made from cardboard. The faux-wood case hides a hybrid of the modern and the ancient. The radio stage ...

Editor’s Note: This is the second in our on-going What It’s Worth series that keeps you up to date on what’s hot in Antique Technology. For Part 1, click here ...

I found a really neat Philo 40-195 vacuum tube radio at an antique shop. The actual equipment is missing tubes and otherwise just completely shot, but the case is in good condition. Here's some pics ...

If you asked [Hans_Daniel] what he learned by building a tube audio amplifier with a dozen tubes that he found, the answer might just be, “don’t wind your own transformers.” We were impressed, though, ...