I did an instructable on building a Balun or Unun. A lot of people seemed to like it on Pinterest but those boxes were out of stock so I went to the Home Depot to see what kind of PVC electrical boxes they had. There's a good selection but the boxes with no holes start around $8. Some of the ones wi...By: rjkorn
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from Instructables: exploring - technology - robots http://ift.tt/17KZVYN
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