Before you start running your car after a period of hibernation, a car battery tester is one piece of kit that will let you know straight away if your pride and joy will fire up on the turn of the key ...

A pulse driver circuit designed for solenoids and coils generates a short pulse of predetermined width to activate the ...

This version supports 10W (5V, 2A), 18W (12V, 1.5A), 36W (12V, 3A), 60W (12V, 5A), 60W (20V, 3A), and 100W (20V, 5A) of power exclusively. That’s OK, but not exactly flexible for a wide range of ...