I’m going to propose a “SMART Power Boardâ€.   It’s a PCB, with a Power Amp on it which will be controlled by a micro controller. The parts are pretty standard and readily available but the clever bit is that it’s totally programmable. (The little chip is much more powerful than my first computer!)     Ever bought a train controller or shuttle unit and thought “I wish they had done this bit this wayâ€? Well now you will be able to!     Just some of the boards applications coul