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  1. C

    Built a free tool that diagnoses SWR problems from two numbers

    Got tired of seeing the same "my SWR is high, what's wrong" threads with 15 replies of guesswork, so I built something that actually gives a straight answer. You plug in your Channel 1 and Channel 40 SWR readings, and it tells you exactly what's going on — antenna too long, too short, or a...