> IGBT transitors were obsolete
I find it hard to believe that in a world where vacuum tubes that haven't been in production for 50 years are still available on the NOS (new old stock) market that there will be any serious problem repairing the amp if that need arises.
I find it hard to believe that in a world where vacuum tubes that haven't been in production for 50 years are still available on the NOS (new old stock) market that there will be any serious problem repairing the amp if that need arises.