Hearing clicking when you're trying to start your car can be upsetting, but it's less so if you understand what is causing ...
Rainwater leaking into the battery compartment Rainwater ... Our ground crew found that the alternator cables were chaffed on the frame due to vibrations and incorrect installation, causing sparking.
This multi-wire ... the circuit diagram of the multiwire continuity tester. The circuit is built around the CD4047 (IC1), the 4017 decade counter (IC2), ten LEDs, a BC548 transistor (T1), a ...