Tag Archives: alternator testing

The Nitty Gritty of Noise Suppression

Typically alternators have an unfortunate side effect: excess noise creation from ripple voltage. There is inherent noise creation in any alternator, as it switches alternating current (AC) to direct current (DC). It’s not possible to completely suppress the alternating waveform, so you can always expect some variation in the direct current. However, a few factors … Continue reading The Nitty Gritty of Noise Suppression

The Right Way to Test an Alternator | Kill Your Bad Habits

The easiest way to test an alternator is: Check the output voltage. Many instrument clusters include built-in voltmeters, and some vehicles include dash mounted warning lights that illuminate when alternator output drops below a set level. These are great. Convenient. Easy. And it’s almost as easy to check the voltage output of your alternator with … Continue reading The Right Way to Test an Alternator | Kill Your Bad Habits

What You Need to Know When Purchasing a New Alternator

Buying a new high output alternator doesn’t have to be any more complicated than purchasing a regular alternator, but there are a handful of issues that can turn into roadblocks or headaches. The most important thing to remember is that unless you’re replacing a factory high output alternator with an identical unit, there may be … Continue reading What You Need to Know When Purchasing a New Alternator