Joule Thief – amazing mini light
The Joule Thief is an incredible bit of electronics. Using just a coil, resistor and transistor it can light a […]
ponderings jottings thoughts
The Joule Thief is an incredible bit of electronics. Using just a coil, resistor and transistor it can light a […]
Using Mutt for my e-mail, I’d like to see full details of meeting requests that people send me in Microsoft […]