I tried a few things along that path. made matters worse and that was also tried with
external level 7 mixer and level 17 external mixers. It was then a rock fell on me
and I realized the output of the 45mhz amp with the TX producing power was filthy.
Add a filter module it got better but by then I had so many outboard modules
its was almost a breadboard radio. Everything is talking to everything by sneak
We need only one magik part.