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Re: 12V source for lighting
On Thu, 4 Jan 1996, Alan Cordeiro wrote:
>
> In reality, it is the other way around. The voltage regulator is built into
> the ALTERNATOR. Hence the voltage at the ALTERNATOR TERMINALS is probably
> the most steady point in the whole car, the voltage at the battery terminals
> will fluctuate depending on the voltage drop in the cable from the engine
> compartment to the battery. Its probably very low, <0.2 volts typically,
> unless the battery is very low and being charged with a high current.
>
Yeah, but the regulator has a usefull range, at idle, it isnt doing much
etc... The battery will always supply a constant 12.8-13.6 volts. The
voltage drop also applies to cables to the alternator. This is especially
true on the UrQ.
Bob
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