I bought Kelly Tires for my 1994 Dodge Shadow and I use regular Air , one
thing ABT Dodges is that they designed their vechicles for 2 way
applications like running DC PWR cables thru a rubber plug that slits w/a
jackknife.
204,700 Miles and still running.
Mark Holman, CRO
AB8RU
----- Original Message -----
From: "Chuck Kelsey" <[EMAIL PROTECTED]>
To: <Repeater-Builder@yahoogroups.com>
Sent: Thursday, November 18, 2004 6:48 AM
Subject: Re: [Repeater-Builder] radial tire static?
>
> I now fill my tires with Invar to eliminate the expansion and contraction
> due to temperature, otherwise they go out of tune. And I connect them with
> Heliax instead of LMR-400 to cure the static.
>
> Chuck
> WB2EDV
>
>
>
> ----- Original Message -----
> From: "Tony King - W4ZT" <[EMAIL PROTECTED]>
> To: <Repeater-Builder@yahoogroups.com>
> Sent: Thursday, November 18, 2004 12:58 AM
> Subject: RE: [Repeater-Builder] radial tire static?
>
>
>>
>> I believe you'll find the following interesting:
>>
>> Gay-Lussac and Avogadro's Law
>>
>> * At a given temperature, the number of moles of a gas is directly
>> proportional to its volume.
>> * The molar volume of a gas, regardless of its identity, is constant
>> * n/V = constant (at constant T and P)
>>
>> If one has a gas mixture, the partial pressure of each gas is
>> proportional
>> to its number of moles.
>>
>> The total pressure of the mixture is a simple sum of the partial
>> pressures.
>>
>> That is to say simply, there isn't enough difference in "air" and pure
>> nitrogen to see ANY difference in the expansion and contraction.
>>
>> What you do see is a difference in the density of nitrogen and oxygen.
>> Nitrogen, being more dense, migrates less through other materials. And,
>> nitrogen doesn't cause oxidation of other materials which can eventually
>> lead to failure, but not likely in a common automobile tire.
>>
>> Dry nitrogen is used in large aircraft tires all the time primarily
>> because
>> of the much higher pressures involved and the fact that it will not
>> migrate
>> through the tire material. It also will not support the oxidation of the
>> tire or wheel. For automotive applications, I can't see where it would
>> make
>> a bit of difference to anyone except those SELLING THE IDEA that it will!
>> That is unless you're too lazy to check your tire pressures and are
>> willing
>> to pay someone else large sums of money to take care of that minute task
>> for you.
>>
>> Of course this really isn't a tire static issue ;)
>>
>> 73, Tony W4ZT
>>
>>
>
>
>
>
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>
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