Today I show you why it matters which lead is connected first when jump-starting a car, and why it's not obvious if you have an electronics background. The answer is ...
A big thankyou to david at for featuring this episode! The basic idea So you've done all the little optimisations to make your laptop last an extra half hour. Wireless ...
The basic idea In this episose I power a camera and phone using a 3 battery batterypack. This hack is basically the next step after in getting the contacts ...
