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Re: Ignition wires

To: <Brad.Kahler@141.com>
Subject: Re: Ignition wires
From: "Sumner Weisman" <sweisman@gis.net>
Date: Thu, 16 Jul 1998 09:32:00 -0400
Cc: "Triumphs" <triumphs@Autox.Team.Net>
Hi Brad,

Too late -- these are in and working fine.  What a difference new wires can
make.  Well, at least I won't be interfering with other people's car
radios, who are driving nearby!

Sumner

----------
> From: Brad Kahler <Brad.Kahler@141.com>
> To: sweisman@gis.net; owner-triumphs@autox.team.net
> Subject: Re: Ignition wires
> Date: Thursday, July 16, 1998 9:58 AM
> 
> Sumner, you can still get solid copper wires for spark plugs.  I saw 
> them listed last night for my 51 dodge truck.  As a matter of fact 
> I'm getting ready to order a set today.
> 
> 
> > Yes, those are resistance wires, and are there to eliminate static
> > interference in your car radio (RFI).  The problem is that they only
> > are good for 2 or 3 years, and then have to be replaced.  I just
> > finished replacing mine.  About 1000 ohms is correct.   I don't have
> > a radio in the car and really wanted solid copper wires which would
> > have lasted many years longer, but the dealer said they were no
> > longer available and that they only cars that use them these days
> > are race cars.  
> > 
> > Sumner Weisman
> > 62 TR-3B
> > 
> > 
> > 
> > 
> > Date: Wed, 15 Jul 1998 08:47:59 GMT
> > From: Egil Kvaleberg <egil@kvaleberg.no>
> > Subject: Re: Ignition voltage query
> > 
> > 
> > On 14 Jul 1998, jaltman@altlaw.com wrote:
> > 
> > > I guess I could be reading the average value of the square wave
> > > produced by the opening and closing of the points.
> > 
> > Roughly speaking, you are. It is an indication of the dwell angle
> > (aka. mark-space ratio in other circles) which depends on the point
> > gap. The reading you get is in the right ballpark, and nothing to
> > worry about.
> > 
> > > The second thing I notice is that the spark plug wires have about
1000
> > ohms
> > > resistance.  I would have expected 0 ohms.
> > 
> > They have built in RFI suppression, hence the 1k. This is correct,
> > and the resistance has negligible influence at the high voltage
> > levels we are talking about here.
> > 
> > > Is this right?
> > 
> > Yes.
> > 
> > Egil
> > - -- 
> > Email: egil@kvaleberg.no  Voice: +47 22523641, 92022780 Fax: +47
> > 22525899 Snail: Egil Kvaleberg, Husebybakken 14A, 0379 Oslo, Norway
> > URL:   http://www.kvaleberg.com/           PGP:
> > finger:egil@kvaleberg.com
> > 
> 
> Brad  (Lincoln Nebraska 402-464-1502)
> 
> I want to die in my sleep like my grandfather ... Not screaming and
> yelling like the passengers in his car.
> 
> 1964 Spitfire4            BFC25720L (In "Teething" Mode right now)
> 1966 TR4A                CT72398L (Waiting for garage space to start
teardown)
> 1951 Dodge Truck    82217766  B-3-B-108 (Suspension just about ready to
install)


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