Quote Originally Posted by HighFidelityGuy View Post
Then I shall go forth and purchase some of these new fangled Mosfet valves that you speak of and insert them into my valve bases. I am sure the results will be spectacular.
Indeed, but only when you switch it on

In reality a Mosfet operates on a similar principle to valves, it's voltage controlled rather than current controlled as per transistors...

I'll leave you to get back to proper valves, apologies for the interuption Dave