OH I pulled the trigger too soon. Text does not say SBD-5 had "two channel MHF". SBD-5 is undefined more closely than "MHF". I am thinking, GP + RU. -Hue Miller -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://mailman.qth.net/pipermail/arc5/attachments/20220927/aa62f556/attachment-0001.html>