Here's the circuir description. Again, I was wrong, he called it a balanced mixer, not a ring mixer. http://elecraft.365791.n2.nabble.com/file/n6898183/scan0013.jpg ----- Jack WA9FVP -- View this message in context: http://elecraft.365791.n2.nabble.com/K3-H-Mode-Mixer-tp6889343p6898183.html Sent from the Elecraft mailing list archive at Nabble.com.