|
I must have cleaned off legible markings when I inscribed "35Z5" on the base. The 50A5 is, (of course) the only tube I don't have a spare for, but fortunately is cheap and available. I may dissect the tube to see if the the filament defect is visible.
Thanks, that's very helpful.
__________________
Winky Dink
Damn the patina,
Full speed ahead!
|