Toby <dj7mgq at muenchen-mail.de> wrote: > You are, I think, referring to > <http://www.xs4all.nl/~martein/pa3ake/hmode/> and the work done by > CDG2000 group. Imho, Martein's site is really worth reading. Hi Toby, Yes, followed by a large spurious free IMDDR3 IF system whose noise figure is 2db. 73, Geoff GM4ESD