RCprince: Yes, I have heard that these tubes can do funny things. Everyone I have spoken to in the last couple of days reports a lot of arcing, "coughing, and spitting" as they are about to blow. That is what's been happening to one of mine lately.
I reckon that's the problem when there's only one source. You're going to get what you're going to get.
I reckon that's the problem when there's only one source. You're going to get what you're going to get.