Anyone who has ever wound a toroidal coil by hand can tell you that it’s not exactly a fun job. Even with the kinds of coils used in chokes and transformers for ham radio, which generally have ...

[Zach Armstrong] presents for your viewing pleasure a simple guide to building a solid-state Tesla coil. The design is based around a self-resonant setup using the UCC2742x gate driver IC ...

The coil cleaning process usually takes less than half an hour, but better schedule a full hour so you don’t feel like you’re rushing through the job. The steps below will guide you through ...

A coil with an iron core is called an electromagnet. The iron core increases the coil’s magnetic field strength. A simple electromagnet is made by coiling wire around an iron nail. An iron core ...

A brain aneurysm coil fills the aneurysm with platinum coils to help form a blood clot, sealing it off and lowering the risk of rupture. Brain aneurysms are weak spots in blood vessel walls that ...