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Old 08-01-09, 08:43 AM   #41
Sid Squid
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Join Date: Jul 2003
Location: Skunk Works, Nth London
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Default Re: Why do my lights get brighter when I rev the engine?

Quote:
Originally Posted by yorkie_chris View Post
Re. the "when you rev the engine" comments... last time I checked, I seem to remember my alternator putting out around 40VAC (open circuit) at tickover. So, the regulator is always in action and needing to do it's stuff.
That's when there's no load, when connected the voltage will drop significantly.
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