Hmmm, Nice recommendation - not cheap but the right way to go. Simon Brown G4ELI http://v2.sdr-radio.com -----Original Message----- From: Stephen E. Belter [mailto:seb at wintek.com] In my next implementation, I’m planning to use the Tohtsu CX-800N coaxial relays. They are expensive, but are non-shorting, come with N connectors, and are DPDT.