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Loosecannon!!

Thank you for chiming in here. I do believe you are absolutely correct.

I did the dual final mod myself. Followed the procedure given by Rick Jackson.

Copied exactly per his instruction with the exception of the IRF520's.

I used 3 FQP13N10's instead.

Power Amp (Q54) was switched to a 2SB817

AM AF Amp (Q55) was switched to a 2SA1012


I do not have a low pass filter to try