BLUEGLOW ELECTRONICS FORUM

Is there a correct way of drawing vacuum tube schematic symbols? I've noticed many style variations over the years and I am wondering if schematic drawing rules or standards were ever adopted by professional engineering associations e.g. the IEEE or ANSI. I attempted to load (if that's the correct t...

Robert here. I'm restarting my electronics hobby after a long hiatus. I've been learning from many of the posts and hope to learn even more.