Yes there is... but it's really big even for UHF. Phelps Dodge Made one and I've seen a number of odd ball units around with Harris labels on them. Normally the "smaller" mobile duplexer are notch-pass (aka notch-notch). But everything is possible... and probably tried at least once.
cheers, skipp > <----Is there such a thing??? > > There is a great article on this site about tuning a > > notch duplexer by Kevin. Can similar methods be used > > for tuning a mobile 6 can band pass duplexer? Is there > > an article that I missed that explains it as easily? I > > need to re-tune and could use the help. I think I know > > how but thought I'd check.
