> >Can't figure outbhow you'd connect the pin diodes anyhow! When forward biased, they're on, reverse is off. If that's too nasty, digikey carries some SPDT solid state switches for RF. -- Where's dave? http://www.findu.com/cgi-bin/find.cgi?kc6ete-9 -- http://www.piclist.com#nomail Going offline? Don't AutoReply us! email listserv@mitvma.mit.edu with SET PICList DIGEST in the body