Here we describe an electronic system that uses a dedicated water-level sensor to switch off the pump motor as soon as the ...

A will ensures your assets are passed on to the heirs of your choosing. You can complete simple wills using software, but it might be better to hire an attorney if your finances are complex. In ...

Over the last 5 years some outstanding advances have been made in monolithic operational amplifiers. These devices have progressed from the point where they were an expensive curiosity, with marginal ...