THE GREAT MULLARD MAGIC BLOG
WHAT'S INSIDE A VALVE? (ii)
Continuing our journey to look at what's inside a valve, today we are going to look a little further at our EL37 pentode with the envelope broken open. After a...
WHAT'S INSIDE A VALVE? (ii)
Continuing our journey to look at what's inside a valve, today we are going to look a little further at our EL37 pentode with the envelope broken open. After a...