[Diy_efi] Ingition pickup problems

[Joseph Obernberger]

You may want to consider the LM1815 from national semiconductor.  It 
will take a very noisy relucter type signal and convert it into a nice 5 
volt square wave.

JoeO
http://www.lovehorsepower.com

Jaques Viljoen wrote:

>Hi all
>
>Does anyone have an idea how I can get a clean TTL signal
>from the -ve side of the ignition coil? I have tried the
>Megasquirt opto isolater and normal NPN and PNP circuits,
>but to no avail. (4 cyl VW)
>
>Thanks
>
>Jaques
>_____________________________________________________________________
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