Re: True definition of Knock

["Bruce Plecan" <nacelp@bright.net>]

There was a thread some time ago about doing that very thing.
AIR,  wound up with two knock sensors, threaded into a common piece of pipe,
one had a frequency generator appplied to it, and the other was the output.

Then with a ecm bench / diacom could explore things further.
Grumpy


> All I know is that the numbers are different.  The functional difference
is in the sensitivity, I
> dunno what else it could be?

Frequency
Grumpy



  All of mine "look" exactly the same otherwise.  I wonder if I could
> "map" the characteristics out by hooking up power and a knock sensor or
simulate the knock sensor
> voltage?  I'm not sure of the pinouts for the units, tho.  I wonder what
the best way to simulate
> engine knock is?
>
> I'm going to devise a method of swapping ESC filters quickly tonight and
try some out from 4 and 6
> cyl apps.
>
> Squash
>
> --- Eric Aos <EOA@spartek.com> wrote:
> > >
> > > I did find a difference in ESC filter located on the memcal.
> > > But i've only got 2 and it's purely
> > > experimental as to which one to use.
> > >
> > > Squash
> >
> > What's the difference? I've got a few here. let me know what to check
and
> > I'll give ya the results.
> >
> > Eric
>
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