Branch circuit wiring problems lead to more residential electrical fires than any other single cause. Hidden trouble inside a branch circuit can also lead to electrocutions and the failure of ...

To discover potential power-supply problems, you must run dynamic and static tests. The simple current sink in Precision voltage-controlled current sink tests power supplies tests low- to medium-power ...

Suppose that you need to test a 1.5V, AA-size alkaline battery. You can apply a short circuit and measure current, or you can measure open-circuit voltage, but neither method properly tests the ...