Lewin Day

Build Your Own Mini Fogging Cauldron

The best cauldrons are full of bubbling, steamy potions of great magical potential. We don’t have many of those in

There are plenty of SPI interface screens on the market, but few of them have the charm of the good

Getting up on a ladder to hang Christmas lights is a great way to hurt yourself if you’re not careful,

Electronic fuel injection was a big leap forward for engine control. However, early implementations often left something to be desired.

There are plenty of electric vehicle (EV) chargers out there that are underutilized. This is particularly common where older EVs

[Stephen Holdaway] needed a desk clock, and decided to whip something up from scratch. The result is a beautiful tribute

Once upon a time, USB was still hip, cool, and easy to understand. You could get up to 500 mA

A benchtop power supply is a key thing to have for any aspiring electronics hacker. While you can always buy

When we think about greening up the planet, solar panels and electric cars are often at the forefront of our

We’re all familiar with batteries. Whether we’re talking about disposable AAs in the TV remote, or giant facilities full of