With the availability of cheap modules, it has become easy to hack/make stuff at home and home appliances see the most creative hacks of all. In one such hack, [Vadim] takes the DIY route to adding ...

You know that bitter feeling when you open your energy bill and see that almost all of it has been swallowed up by heating, cooling, and hot water? You’re not alone in that. These three items consume, ...

Here is a simple heater circuit that can be operated from a 12V battery. The first part of the circuit is an astable multivibrator build around the two transistors Q1 and Q2 . The ON time of ...