I would be interested in this. I have a cache of tubes from the “warehouse” a while back. I’d like to know if they are good tubes. I’d also be interested in your build class.
I’m a novice electronics guy, but I would be interested in any classes regarding amps.
Here’s the warehouse reference thread:
Also from @richmeyer donated a tube tester for electronics lab. New Donation to the Electronics Lab - Vacuum Tube Tester