07-22-2022, 06:53 PM
The tube is likely 6SS7, as the pin 7 is Cathode and should be Grounded, and pin 6 is empty, so probably just grounded for the heck of it. 6SG7 cannot b econnected that way.
People who do not drink, do not smoke, do not eat red meat will one day feel really stupid lying there and dying from nothing.