WB6QRN wrote: > And just to confuse things even more, what about the Tayloe mixer?
I don't know about the H-mode mixer, but the Tayloe mixer has been patented by Motorola. "Product detector and method therefor" was filed in 1998 and granted in 2001 as US patent 6,230,000. See <http://www.google.com/patents?id=FsIGAAAAEBAJ&dq=US+6230000> 73 Sverre LA3ZA Unofficial Guide to K2 Modifications http://www.qslnet.de/member/la3za/K2/mod.html -- I am using the free version of SPAMfighter for private users. It has removed 15055 spam emails to date. Paying users do not have this message in their emails. Get the free SPAMfighter here: http://www.spamfighter.com/len _______________________________________________ Elecraft mailing list Post to: [email protected] You must be a subscriber to post to the list. Subscriber Info (Addr. Change, sub, unsub etc.): http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/subscribers.htm Elecraft web page: http://www.elecraft.com

