Collaborate Disseminate
Regardless of the mythical qualities that are all too often attributed to vacuum tubes, they are still components that can be damaged and wear out over time. Much like with …read more Continue reading Curve Tracer Design for Power Vacuum Tubes Testing
Sometimes the journey itself is the destination. This one started when [Samy] was 10 and his mom bought a computer. He logged on to IRC to talk with people about …read more Continue reading Supercon 2022: Samy Kamkar’s Glowing Breath
With the wealth of cheap and highly integrated audio amplifier modules on the market today, it takes a special dedication to roll your own from parts. Especially when those parts …read more Continue reading A Homemade Tube Amplifier Featuring Homemade Tubes
On no planet is making your own X-ray tube a good idea. But that doesn’t mean we’re not going to talk about it, because it’s pretty darn cool. And when …read more Continue reading This Scratch-Built X-Ray Tube Really Shines
Faster than a jet plane and about half the price. Yes, it’s another hyperloop-style vacuum-tube train – this time from Canada. TransPod says it’s started preliminary construction on a tube that’ll fire you from Calgary to Edmonton in 45 minutes.Continu… Continue reading 1,200 km/h TransPod FluxJet: Canadian hyperloop reels in half a billion
In any era, the story of electronics has very much been about figuring out how to make something happen with what’s available at the time. And as is often the …read more Continue reading Retrotechtacular: The Forgotten Vacuum Tube A/D Converters of 1965
Typically, if you want to convert solar energy into electrical energy, you use either photovoltaic (PV) cells, or you use the sunlight to create steam to turn a turbine. Both …read more Continue reading Hackaday Prize 2022: Glass Tube Solar Thermionic Converters
Restoring a vintage radio receiver has the potential to be a fun weekend project, but it pays to know what you’re up against. Especially in the case of vacuum tube …read more Continue reading Busted 1960s Vacuum Tube Radio Sings Again
We’ve said it before and we’ll say it again: the best part about holding an amateur radio license is that it lets you build and use your own transmitting equipment. …read more Continue reading Retro and New Tech Combine in this Hybrid Ham Transmitter
We’ve not had a circuit sculpture piece for a while, so here’s “ioalieia” a lovely hybrid digital-analog sound sculpture by [Eirik Brandal] to dig into. The host of the show …read more Continue reading The Eerie Sounds Of Ioalieia: An ESP32/Valve/Analog Hybrid Circuit Sculpture