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New and improved quick question..with photo

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  1. #1
    meh started this thread.
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    Cool New and improved quick question..with photo

    ok...so i found a photobucketish site without a registration and put my foil hat on...all the same info applies...came from a PA...found two of them..the coil actually has a golden tint when unwound....so what do you guys think it is?




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    waredu's Avatar
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    It's copper

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    meh started this thread.
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    thanks...what throws me is the golden hue that it has when unwound..i have yet to encounter that..also its in a air tight case..leading me to wonder why the anti corrosion coating..so your completely sure?

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    now you have two posts hanging there in the last few minutes with no hint of a subject in the title. You would save a lot of people a lot of wasted time if you'd at least put something there besides "just a quick question" or "new and unimproved quick question- still no photo" , please ; )

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    meh started this thread.
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    lol but there is a photo this time....moderators can scrap that other post...since its irrelevant.

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    Quote Originally Posted by meh View Post
    ok...so i found a photobucketish site without a registration and put my foil hat on...all the same info applies...came from a PA...found two of them..the coil actually has a golden tint when unwound....so what do you guys think it is?
    Are you talking about the thing on the bottom, that looks like a wire wound coil with varnished hair wire.
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    meh started this thread.
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    yes and the odd color that it has..i would assume copper..but again i have never seen that color before..it was from a high end PA..lots of silver and gold throughout..so i was just wondering if it was something other than copper..the case that it was in was air tight so i wouldnt think that it would need coating..i found numerous other windings with just bare copper.

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    the photo didn't load the first time i opened this thread lol

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    are you talking a PA System?

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    It could be the enamaling that they used on it that's giving it that color.

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    Quote Originally Posted by meh View Post
    yes and the odd color that it has..i would assume copper..but again i have never seen that color before..it was from a high end PA..lots of silver and gold throughout..so i was just wondering if it was something other than copper..the case that it was in was air tight so i wouldnt think that it would need coating..i found numerous other windings with just bare copper.
    Anytime wire is wound in a coil like that it has to be varnished or it would short out and burn up from touching. That is hair copper,

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    Copper is copper. Throw it in the #2 bucket.

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    meh started this thread.
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    thanks for all the info guys..yeah a PA..where a band hooks everything into..I appreciate the quick responses as well as the information..hopefully I can learn enough to answer some questions soon..anyone need help with autobody paint/repair lol

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    Quote Originally Posted by Mechanic688 View Post
    Anytime wire is wound in a coil like that it has to be varnished or it would short out and burn up from touching. That is hair copper,
    will any wire wound be varnished? even if it looks like bare bright?

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    Its a relay, FFS. The coppers worth 2 cents & theres silver/copper in the contact points.

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    Silver plate in the contact points....?:confused:

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    On a good quality relay the contact points will have a very thin silver coating to make good electrical contact and minimize 'noise' in the circuit. This is especially true in audio equipment. The silver coating super thin and more than likely not enough to be concerned with.

    As far as wire wound copper for relays, coils, motors, etc. it's all varnished in order to prevent the copper windings from shorting out.

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  30. #18
    meh started this thread.
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    Thanks for the information guys..very helpful.


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