Once mass-manufacturing made reliable transistors cheap enough for hobbyists, vacuum tubes became pretty passe, and it wasn’t long before the once mighty US tube industry was decimated ...

If you’re looking for a unique way of heating your workshop this year, you could do worse than build an 8-bit computer with a bunch of 6N3P vacuum tubes ... that keeps the tube count manageable.

A vacuum tube is just that: a glass tube surrounding a vacuum (an area from which all gases have been removed). What makes it interesting is that when electrical contacts are put on the ends ...

See vacuum tube. ----- VACUUM TUBES -----Triode Pentode Elements Diode Tetrode Cathode X X X X Plate X X X X Control grid X X X Screen grid X X Suppressor grid X THIS DEFINITION IS FOR PERSONAL ...

Plasma-based nuclear fusion reactors have been around for a while, but they’ve long been unwieldy. PPPL’s reactor is a glass vacuum tube coated in a 3D-printed nylon shell. The hell holds in place ...

The vacuum tube, invented by John Ambrose Fleming in 1904, is considered one of the most important developments in electronics history. Fleming's invention laid the foundation for modern ...

SPICE veteran Mike Engelhardt provides sage insight on best practices for drawing schematics, inadvertently triggering our ...

The Dyson V12 Detect Slim has an easy-release dust cup, a HEPA filter and three modes — Eco, Auto and Boost — for different ...

Lee De Forest invented the audion, a vacuum tube device that could take a weak electrical signal and amplify it into a larger one. The audion helped AT&T set up coast-to-coast phone service ...

Don't let dirt hitch a ride! These nifty helpers from Black + Decker, Ryobi and ThisWorx make it easy to keep your vehicle ...

It has a huge 25.7m cleaning range if you combine the power cord with the tube. It’s the perfect vacuum for traditionalists. Every time my fancy Dyson plays up, I think wistfully of the days I ...

Have you ever spilled too much pepper on your breakfast by accident? Next time this happens, don't fret. There's an easy fix ...