Knocker sensors

Bill Edgeworth bedgew at ix.netcom.com
Thu Jun 3 15:51:23 GMT 1999


Thanks for the info Peter,
This is a concern for me as I am still thinking about the roller after
reading an article where on an engine with less breathing ability than
mine it picked up 4/10ths over a 509
and for the price of a good 3 bolt timing set I might as well buy a gear
set.

Where could I find some info on this signal conditioner? Some people
resopnded saying that it is taken care of in the software????? I would
think that using a HC11 for signal processing would take up way to much
processor time.

Regards,

Bill

Move
Over
Profesionals
Racing

Peter Fenske wrote:

> Hi Willy
>
> There are many ways to desensitize a knock sensor.
> One is to mount it on a standoff.. Like the previous post.
> These does alter the frequency response a wee bit.
> Teflon tape can be used as an attenuator as long
> as electrical ground contact is maintained.
> Also location is critical..
> In addition although the knock sensors for later applications
> are all about 3K carbon elements the LT4 sensor is
> reputed to be quite a bit less sensitive.
>
> Best way to do this is build a knock detector box
> like some of the gn guys use and experiment.
>
> and how are you billy.
>
> ;petered out




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