There’s still a mystique around vacuum tubes long after they were rendered obsolete by solid state devices, and many continue to experiment with them. They can be bought new, but most of us still come ...

Some of the most popular and sought-after models of tube testers today for antique radio and vintage audio service are military surplus. Popular models of military tube testers for use today were ...

Fine Tubes (www.finetubes.com) a leading metal tubes manufacturer specialising in the aerospace, medical, chemical process, nuclear, power and oil and gas sectors has cause to celebrate as a 10 year ...

When the COVID-19 pandemic struck last year, the demand for fast and accurate testing of patients’ nasal-swab samples skyrocketed, with some labs going from needing 10,000 swabs checked daily to more ...

Believe it or not, every Radio Shack – hell, almost every drugstore – once had a tube tester sitting at the back, available for all to use. Pulling a bunch of tubes out of a malfunctioning radio or TV ...

While researchers have encountered major headwinds in turning the Hyperloop into a reality, the European Hyperloop Center is still hoping to open the first functional tube by the end of the decade.