Knock sensor interface

[Seth]

Opps just noticed, I forgot the p in bandpass. Kind of changes the meaning...

-Seth

Bernd Felsche wrote:
> 
> Seth writes:
> 
> >Bernd-
> 
> >Didn't immediately find that book, but Introduction to Internal
> >Combustion Engines, 2nd Edition, by Richard Stone, published by SAE has
> >a few words to say. Page 172-173
> 
> >"Forlani and Ferranti (1987) report that  the signal is typically
> >filtered with a band ass of 6-10 kHz, and examined in a window from tdc
> >to 70 degrees after tdc. Since the cylinder is examined for a particular
> >time window, then the knocking cylinder cna be identified, and the
> >ignition timing retarded selectively."
> 
> >It refers to SAE paper 87002
> 
> >A quick search of the SAE site brought up paper 980522, "Engine Knock
> >Detection: Products, Tools and Emerging Research.
> 
> Thanks heaps. I was planning on joining SAE shortly and will order
> those papers and at the same time.
> 
> --
> Real Name: Bernd Felsche
>     Email: nospam.bernie at perth.DIALix.com.au
>         http://www.perth.dialix.com.au/~bernie - Private HP
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