Is the TV broken, has the TV software stopped responding or is it just that the remote controls batteries have gone flat again? This little paper circuit [...]
I got a little carried away with this one! I have an old multi-meter whose calibration was unknown. Surely an accurate voltage reference would help with [...]
I wanted a simple bedside lamp with a continuously variable brightness. Something I could read from whilst also being able to dim the lamp in an analogue [...]
Knowing the babies room temperature has become a bit of an obsession. When the temperature changes you need to make sure baby doesn’t wake up due to [...]