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  1. C

    3cx3000 amp with high SWR when hooked up ??

    Try this, put a dummy load on the antenna side of the 3000 amp, the sir meter on the input side and check the sir through the amp, if the sir is high then the pss through sir is what you are seeing, a technician familiar with amps will be able to help, usually the long and/or open leads inside...
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