Re: [TCML] Self adjusting phase controller

[Andrew Robinson <arobinson@xxxxxxxxxxxx>]

On 4/8/2013 9:03 AM, Jim Lux wrote:
> Adjusting to the AC line phase? I'm pretty sure someone has done a PLL 
> type controller for a DC motor drive.
>
> Or adjusting for some other variable?  Spark length would be cool, but 
> I don't know how you'd measure it (brightness, maybe) 
Hey Jim, what about sound? There is a very clear difference when in sync 
and not. Could do a waveform analysis.
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