What would happen if your projector went dark in the middle of a presentation? Would a training session end prematurely, making your team have to come back at a later time? Would a client interaction ...

It is feasible that a hardware store employee might lead you to another cheap and handy light timer, a photosensitive attachment for outdoor lights. This would be good for a porch light. Again, all ...

The objective of the circuit is to be able to provide a night lamp with an ultra low current consumption from a battery source in case of the absence of wall mains socket. TS555 – a single CMOS timer ...