Microwave ovens are everywhere, and at the heart of them is a magnetron — a device that creates microwaves. [DiodeGoneWild] tore one apart to show us what was inside and how it works.

The cavity magnetron is a power RF oscillator device ... and it lies at the heart of a domestic microwave oven. They usually need a high-voltage mains transformer and a rectifier to work, but ...

In 1945, Percy Spencer, an American self-taught engineer, was working in a lab testing ... microwave technology is still being used as a jumping off point for further research in radar and ...