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#1
posted to rec.boats.electronics
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Marc wrote:
I'm looking to pick up a clamp-on ammeter/ multitester. Are these clamp-on ammeters AC or DC specific of do they read amps universal. Marc, the more important question is what are you going to use the meter to measure. Some DC clamp meters have a minimum resolution of 100 mA, which is not always good enough. On the other hand, if you are trying to measure starting current on a 500 hp diesel, you need a meter with a top range of several hundred amperes. Recently, AC/DC clamp meters have become more common and prices have dropped somewhat. Take a look at the Extech MA220 (not the MA200, which is AC only). These have 10 mA DC resolution, measure up to 400 ADC, and sell for around $79. They also measure resistance, temperature, duty cycle, and AC/DC voltage. Good luck, Chuck |