18-02-2021, 08:05 PM
Yes, no chance of cathode bias!
Thinking about a top cap - B9A valves have the top cap leadout exiting from the pump-out tube, which must pose an interesting problem at seal-off time.
Thinking about a top cap - B9A valves have the top cap leadout exiting from the pump-out tube, which must pose an interesting problem at seal-off time.







