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-   -   Viable TWIN PLUG solution??? (http://forums.pelicanparts.com/porsche-911-technical-forum/325418-viable-twin-plug-solution.html)

Patton 01-20-2007 01:57 PM

Quote:

650HP application
I'd give my eye teeth for that kind of HP :)

Lorenfb 01-20-2007 03:34 PM

"Every electrical component in a car is wired in parallel. (except for the switches that control each device) The positive harness is hooked to the battery on one side and feeds each PARALLEL circuit which is hooked on the other end to the battery via the ground. The only reason that wiring in parallel could limit the supply of current is if there is something in the circuit that specifically limits the current."

????????????????

WydRyd 01-20-2007 05:15 PM

Curious, instead of all the fancy electronics to get the trigger signal inverted, why can't you tap into the trigger signal on the PCB in the DME before it gets inverted by the main output transistor?

iamchappy 01-20-2007 05:40 PM

Could an inline capacitor bump up the signal before the pigtail if using a single unit?

Patton 01-21-2007 04:12 AM

Quote:

Originally posted by WydRyd
Curious, instead of all the fancy electronics to get the trigger signal inverted, why can't you tap into the trigger signal on the PCB in the DME before it gets inverted by the main output transistor?
You can. If you want to open the DME and bypass the driving transistor (jumper on pin 1). This can also introduce other other issues. The tach (pin 21) may be an option as well.

Quote:

Originally posted by WydRyd
Wouldn't it be better to use the 993 dual ignition coil with the 993 Ignition Module, since it's a matched pair?
Yes. Merv, you know I have stated this before. Although, My Carrera coils are performing great.

Loren, does the 993 twin pack coil have a lower primary resistance? I suspect so by a couple of tenths. Could be a factor factor in a little more power is so.

Patton 01-21-2007 04:47 AM

Here you go.

http://forums.pelicanparts.com/uploa...1169387219.gif

Henry Schmidt 02-09-2007 09:05 AM

Loren, I find your MM comment is offensive.
That said, I am not an electronic engineer so when we have questions about what system will function or what level of performance would be offered by a system , we use the tech services offered by that company.
With respect to triggering two MSD Blaster II coils with one MSD 6AL cd box, the MSD technicians say that there are no problems what so ever.

Now we can all debate the issue of maximum performance until the end of time but one 6AL triggering two Blaster II coils works well and we have years of experience to prove it.
Not theory but actual road and race miles.

For those inquiring minds that need the answers straight from the horses mouth, call MSD yourself.

http://www.msdignition.com/1support.htm

MSD TECH LINE: 915-855-7123

Single 6 AL with 2 coils . 4 or 5 track days and still working flawlessly.

http://forums.pelicanparts.com/uploa...1171043973.jpg

Patton 02-09-2007 01:29 PM

You and Loren "seem" to have a history of disagreements. Please, lets get over it!

jmz 02-09-2007 01:59 PM

Quote:

Originally posted by Patton
Loren is not the first to question MM. You and Loren have a history of disagreements. Please, lets get over it!
***I suspect he finds it offensive that he is being COMPARED to M.M. ***

jmz 02-09-2007 02:00 PM

by the way this is great info as I am thinking of utilizing my twin plug dizzy on a project I'm about to start. I don't have the coils or cd boxes yet. I do own and MSD 6al and one blaster though.

Patton 02-09-2007 02:30 PM

Fact:
A typical DME will drive two Carrera coils unless high revs are required for an extended period of times. I know this for a fact! Therefore, it is reasonable for a MSD to perform the same if not better. A comparison test would be high revs for an extended period of time.

Turbo_pro 02-09-2007 02:35 PM

I find Loren's tone often offensive and who wouldn't be offended by being mentioned in the same breath as MM.

What history?
I did some research and only found one thread that Henry and Loren were involved in.

Patton: It's mindless banter like your reference that keeps top quality techs like Henry from posting here.

Finally, theory is great but I'll take practical experience every time.

Henry
Thanks for posting your experience.

Patton 02-09-2007 02:49 PM

Turbo_pro.
What mindless banter are you speaking of?

Turbo_pro 02-09-2007 02:56 PM

I say again. What history? Post a link to the history you referred to, so we can all see that you don't post BS.

Patton 02-09-2007 02:57 PM

I recommended that WydRyd go with the MSD system SmileWavy . So what Mr. TurboPro is your issue? :rolleyes:

If you want to see my data, I ran a HP 3.4 twin-plug with a single DME output, I'll do it gladly. I would have no issue going back to that setup if I were not running high rev from time to time.

I also designed and am running my current set-up which is well documented.

Henry Schmidt 02-09-2007 04:16 PM

Patton, if you read through the post again you'll see that no one suggested you are full of BS. TP merely stated that he could find no bad blood (your words) between Loren and me and I agree.

I was offended by being compare to MM.

You came on pretty hard with an attach on me. TP felt you were out of line and the next thing we know you have a complete melt down.

It is possible to go back and delete a post and you might consider that possibility when you cool off.
Have a great week end.
Cheers

Jeff Alton 02-09-2007 04:50 PM

I'll step in here. I have emailed extensively with Patton and had a few phone conversations as well. He is a stand up guy who spent considerable energy and money on his twin plug solution so the rest of us don't have to.

He got poked a little here so forgive him for getting upset!

For those interested, you can search out posts by the combatants and make up your own mind....

Henry, I agree, Loren was a little offensive toward you.

Cheers

Patton 02-09-2007 05:31 PM

Interesting.
Catca, thanks for putting things in perspective.

Henry, I don't see that attack on you. Please, if I'm wrong so be it and I apologize.

Bryan Beaumont 02-09-2007 05:49 PM

Henry,
Nice to see you posting again. As always, your "real world" experience and knowledge is greatly appreciated. I know it's tough to come to the party when everywhere you turn you have to deal with know it all Blow Hards, (you know who I'm talking about) with very little if any real world experience. Keep up the good work and please continue to share your knowledge here on Pelican. BTW, my '74 turbo is still running REALLY strong and is as fun as ever!!
Thanks,

Bryan Beaumont

Patton 02-09-2007 06:00 PM

Blow Hards?


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