I know these are old preamps but hopefully somebody out there still has one :
I have just One question regarding this great preamp:
if a tube goes bad in the middle of a show, can I move the “Tube” control to zero and use the preamp in 100% solid state mode at least until I finish the gig ? This is mainly for an emergency in the middle of a show. Or if the tube goes bad I am going to have to stop playing regardless of the settings on the tube knob? I know with my trace Elliot gp smx preamp I...

Question on the tubes of an Eden Navigator preamp ?