PHPWIND
HELLOCQ
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songxiang:158的双工器调整到144得加绕线圈 拆开,加绕一圈还是两圈?还是加多少圈?你加绕过吗?直接加两圈焊上可否?原来的不动 (2012-10-12 20:34)
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BH1KJD:起先加了三圈,一边调一边剪,剪到剩一圈半时,隔离度达到了65db以上,插损减小到了1.22db。[图片] (2012-10-16 22:35)