If I remember correctly, most tube testers measure emission. That might be a measurement for the emission from each of the plates a rectifier tube has. Most tube testers will only basiclly tell you if a tube is functioning or not. You would need the charts for that particular model to tell...

I just received an order from Welborne today the 16th. The order was placed on the 4th. I order lots of parts online. 12 days is a slightly long wait. That's not the kicker though. I live in Lexington, NC and that's what the order conformation e-mail said too. I got the box and guess what it...