To learn how I made the vacuum pump used to operate this cannon, take a look at this video: • How to Make a Vacuum Pump A vacuum cannon is an interesting physics demonstration that shows how much ...

If you want to build your own vacuum tubes, whether amplifying, Nixie or cathode-ray, you’re going to need a vacuum. It’s in the name, after all. For a few thousand bucks, you can probably pick up a ...

Building custom parts often means learning new skills or getting out of your comfort zone, especially if you want to create something that is really cool. While most hot rodders can fabricate brackets ...