Recent content by txstrat

When your grounding scheme by itself is alright, tightening the ground connection(s) and improving the heater lead dress might be of help. Both did help with my build. Although I still have a low pitch hum which seems to come from the PT since it's already there when the std by switch is still...

Hello all, I'm new to this forum and would like to share my thoughts (and problems) I had (and still have) with my current B15N project. I've built my first B15N (1968 schem from Joe Piazza) copy several ears ago and it played great. Even with the heater wires not elevated there was almost...