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Posted by Smarty on November 8, 2006, 10:24 pm
Good info I was unaware of. Thanks again!
Smarty
> Smarty wrote:
>
>> Thanks Jeff (and 73's) - I was unaware that the utilities used an active
>> method to fight electrolytic erosion / transfer. This is a retrofit to an
>> existing meter and a 50+ year old underground supply line, so I think it
>> best I put the dielectric union in "just in case".
>>
>> Thanks again,
>>
>> Smarty (another older, retired E.E.)
>>
>
> The tecnical term for that is "Impressed Current Cathodic Protection".
> There's a little about it here:
>
> http://en.wikipedia.org/wiki/Cathodic_protection
>
> 73s,
>
> Jeff
>
> --
> Jeffry Wisnia
> (W1BSV + Brass Rat '57 EE)
> The speed of light is 1.8*10^12 furlongs per fortnight.
>
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