Problem with power supply filter capacitors in late-50s Gibson GA18 (GA16)

[slidincharlie (Carlo P)]

Good day and merry Christmas everybody :-) .
I have an old Gibson vintage amp (that I DO love) that is labelled GA-18.
Actually its circuit matches...

[widget2640]

Hi again fellas,

Thanks for all the help in sourcing the power transformer for my Gibson GARVT. I ended up going with the Mercury GA15-P....

[jessguinness]

Hey everyone,

This is my first post on this forum, and probably my first post related to amps in general. I've decided to post because I've...