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Old 06-16-2018, 2:27 PM
rfradioconsult's Avatar
rfradioconsult rfradioconsult is offline
Join Date: Dec 2004
Location: Tulsa
Posts: 1,215

Your picture may revel the cause of your problem. Your coax appears to be a pre-made assembly. Some of these coax lengths have very poor shielding and will "leak" RF thus causing feedback. My suggestion would be to replace the coax and connector something of better quality.
50 Years Hamming it up
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