[RFI] SO2R and 2nd harmonic

Ron Watson surveyor.ron at gmail.com
Wed Sep 13 11:17:48 EDT 2017


About a year ago I had a similar problem but with a K3 and IC-7600. I determined that the main culprit was the RG-213 jumpers from the rigs to the Hamation filters (also tried Dunstar 600's). When I replaced those two jumpers with RG214 it got rid of most of the leakage, finally changed those two jumpers to quarter inch Heliax and was barely detectable with either filter brand.


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