> reinstalling the TO-3 mount
> pass transistors with a thin flim of heat sink
> grease on the insulator and mate surfaces.
I use the clear heatsink "grease"
Also, I allways add a star or shake proof lock washer on each pass
transistor mounting screws. This helps keep the transistor
collector and the socket in good contact under hot conditions.
replace the entire reg board with Skipp's upgraded circuit.
This helps too.
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