[Diy_efi] Ignition Pickup

Perry Harrington pedward at apsoft.com
Fri Jun 7 09:46:44 GMT 2002


(Yeah, I know.)

On further thought, for a divider I'd recommend a 4017 decade
counter/divider.  It would allow you to choose the division value
with a dip switch very easily and it'd a single chip solution.

--Perry

On Fri, Jun 07, 2002 at 01:50:03AM -0700, Perry Harrington wrote:
> If you're interested:
> 
> Clock doubler circuit:
> 
> http://www.uslink.net/~cybercir/cir15.htm
> 
> Clock divider circuit:
> 
> http://www.ee.washington.edu/circuit_archive/circuits/clockdiv.txt
> 
> --Perry
> 
> On Fri, Jun 07, 2002 at 11:29:35AM +0200, Jeroen Cats wrote:
> > On Fri, Jun 07, 2002 at 10:16:28AM +0100, marko.cosic wrote:
> > > > It's free, you can do whatever you want with it (aside from profitting
> > > > commercially behind their backs).
> > > >
> > > > --Perry
> > > 
> > > 'twas what I thought. Trouble is there's potential to make a dozen, maybe
> > > fifty, of these halvers at a up to a fiver profit on each one. I'm guessing
> > > thats not really 'commercial' and it'll be okay but thought I'd better ask
> > > first. :)
> > > 
> > There's also a large interest in making doublers
> > Me and my friends run 2 cylinder Citroen 2cvs and since 2 cylinder rpm
> > counters are either non existent or very expensive, there is a large
> > interest in a doubler device.
> > 
> > Please contact me privately if interested
> > 
> > - - - -
> > 
> > cats @ http://www.cats-citroen.net
> > 
> > _______________________________________________
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> > Diy_efi at diy-efi.org
> > http://www.diy-efi.org/mailman/listinfo/diy_efi
> 
> -- 
> Perry Harrington			Data Acquisition & Instrumentation, Inc	
> perry at dainst dot com					 http://www.dainst.com/		 
> 
> Those who would give up essential liberty to purchase a little temporary safety
> deserve neither liberty or safety. Nor, are they likely to end up with either.
>                              -- Benjamin Franklin
> 
> _______________________________________________
> Diy_efi mailing list
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-- 
Perry Harrington			Data Acquisition & Instrumentation, Inc	
perry at dainst dot com					 http://www.dainst.com/		 

Those who would give up essential liberty to purchase a little temporary safety
deserve neither liberty or safety. Nor, are they likely to end up with either.
                             -- Benjamin Franklin

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