What can go wrong with something sealed in a glass tube?
The pins may corrode over enough decades but that is easy to fix.
For cool tube reading, try www.sonicfrontiers.com and be ready to read loads on the history of tubes.
The pins may corrode over enough decades but that is easy to fix.
For cool tube reading, try www.sonicfrontiers.com and be ready to read loads on the history of tubes.