Multi Coil Setups

[Bruce Plecan]

Email with an attachment on it's way
Grumpy


> Hi Orin, are these smart coils you mention used on the LS1? I have a 1998
> LS1 and need to understand the eight coils it has better. There are four
> wires going to each of the eight coils.
>
> thanks,  dave
>
>
> ----- Original Message -----
> From: Orin <orin at diy-efi.org>
> To: <diy_efi at diy-efi.org>
> Sent: Wednesday, June 21, 2000 11:49 PM
> Subject: Re: Multi Coil Setups
>
>
> > > Check out the smart coils used on the late GMs, they have all the
> > > electronics in them, and just need the fire signal. Orin posted about
> the
> > > "operation" of them.  They have an auto shut off.
> >
> > Yes, I'll dig out the info again...
> >
> > Leaving them armed isn't safe at very low RPM.  They will fire after
> > 1/10 second of being armed whether you tell them to fire or not.
> >
> > As I recall, over 2.7V on the fire input arms them, then
> > grounding it fires them.  Ie you don't need much more than
> > an opto-isolator and a resistor to drive them.
> >
> > Orin.
>
> --------------------------------------------------------------------------
> --
> > To unsubscribe from diy_efi, send "unsubscribe diy_efi" (without the
> quotes)
> > in the body of a message (not the subject) to
majordomo at lists.diy-efi.org
> >
> >
>
> --------------------------------------------------------------------------
--
> To unsubscribe from diy_efi, send "unsubscribe diy_efi" (without the
quotes)
> in the body of a message (not the subject) to majordomo at lists.diy-efi.org
>

----------------------------------------------------------------------------
To unsubscribe from diy_efi, send "unsubscribe diy_efi" (without the quotes)
in the body of a message (not the subject) to majordomo at lists.diy-efi.org