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#21
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![]() bpnjensen wrote: Yep, get the non-contaminating version with the black jacket, which is suitable for direct burial. In this case, what does "non-contaminating" mean? Does it refer to the inert chemical makeup of the jacket, or does it refer to some electrical property in which signal is able to pass through unaltered (as compared to the "contaminating" type :-/ )? Chemical makeup, I believe. dxAce Michigan USA |
#22
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![]() dxAce wrote: bpnjensen wrote: Yep, get the non-contaminating version with the black jacket, which is suitable for direct burial. In this case, what does "non-contaminating" mean? Does it refer to the inert chemical makeup of the jacket, or does it refer to some electrical property in which signal is able to pass through unaltered (as compared to the "contaminating" type :-/ )? Chemical makeup, I believe. See http://www.smeter.net/daily-facts/4/fact29.php which gives a brief explanation. dxAce Michigan USA |
#23
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See http://www.smeter.net/daily-facts/4/fact29.php which gives a brief explanation.
dxAce Michigan USA Excellent explanation, thanks. BJ |
#24
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"bpnjensen" wrote:
In this case, what does "non-contaminating" mean? It means water won't cross through the jacket and contaminate the dielectric and damage the conductors. Even the best coaxes, short of hardline, "breathe" a little, which is where the contamination comes from. -- Eric F. Richards "Nature abhors a vacuum tube." -- Myron Glass, often attributed to J. R. Pierce, Bell Labs, c. 1940 |
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