COPs and Megasquirt

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May 7, 2009 | 04:49 AM

#21

yanik

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Joined: Oct 2008

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From: Warsaw, Poland

Quote:

Originally Posted by Joe Perez

I'm afraid I'd need to see scope traces to accept that there is no improvement in the coil primary current profile with vs. without a large capacitor across the supply, regardless of what the trigger pullups are.

Quote:

Originally Posted by Matt Cramer

I'd definitely leave the cap on the coil power supply wire. This has been very common in OEM wiring harnesses since before I was born...

Quote:

Originally Posted by Saml01

and my practical experience disagrees with the both of you.

Let’s make a conclusion:
It’s better to have the cap than not, it won’t disturb anything but it’s possible that it will help.
after all I’ve just installed 10.000uF 25V 105degC cap

Quote:

Originally Posted by Braineack

put the inductive pickup over the wires off the connector...it'll work.

The first coil connector, right?