Re the problem with medium wave bc stations getting into swr analyzers being used to tune transmatches, I understand MFJ makes a filter just for this purpose. I've never used it (the 1 kw 1480 khz tx
The MFJ unit is the 731 and it can be tuned to null the BC station. I have a 10KW AM station less than a mile from me so measurements are real fun, particularly on 160. The unit can be used with any
Hi Don: One of the locals here(K7OX) tried the 731 and it didn't give him enough attenuation in his strong BCI environment. We finally used an MFJ noise bridge with a battery powered SW receiver and