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Old 30th October 2007, 12:38 PM   #11
Kip is offline Kip  United States
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I have two North Creek 12 gage 6.8 uf air coil inductors I would sell. There is hundreds of feet of 12 gage wire on each that can be made into many smaller value inductors. They are not cheap though. North Creek Music is charging over $70.00 each. Make me a reasonable offer.
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Old 30th October 2007, 01:06 PM   #12
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Hey Geek, nice site and write up! I'm a bridge collector, so should probably mention that the old General Radio bridges, from the 650, though the 1632, 1608, portable 1650, and the Digibridges, will all do a great job with inductors. Just do an eBay search with the words "general radio" in quotes. IMO, an old bridge that gives you the Q as well as the value, is worth far more than any of the little hand held digital jobs that give you the value only. Note that if one uses the signal generator and meter method on Geek's web site, you can easily calculate the Q if needed. Without the Q, there's no way to convert from the parallel model to series model, or even do a good simulation.
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Old 30th October 2007, 01:15 PM   #13
es44 is offline es44  Denmark
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Quote:
Originally posted by Kip
I have two North Creek 12 gage 6.8 uf air coil inductors I would sell. .
Well, this isn't a trade group, and we shouldn't hijack this thread.
But i've never heard of a coil at 6.8uF You must mean 6.8mH, don't You ?

Edit: Sorry, this is the trade group, my bad
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Old 30th October 2007, 01:16 PM   #14
djQUAN is offline djQUAN  Philippines
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I made this and it seems to be quite accurate. it also has a 'zero' function so it nulls whatever capacitance/inductance there is from the PCB to the test terminals.

I built it from the plans on the website. hex file for the PIC is also provided in there.
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Old 30th October 2007, 02:18 PM   #15
Kip is offline Kip  United States
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Sorry, I meant 6.8 Mh. He did ask for coils that's why I posted.
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