And watch the frequencies - don't have a 147.18 output and try and run it with a 441 input. Or a 146.64 output and try and run it with a 439 link channel.
All it takes is one third harmonic to ruin your whole day. Mike At 06:14 AM 07/23/10, you wrote: >John, > >You will get as many positive answers as you will negative. That said, the >proper way would be 2 antennas and 2 runs of coax. If you already have the >dual band antenna and want to go that route there are several things to >watch out for. What is the power rating of your antenna? If you have 2 >repeaters putting out 100 watts into an antenna rated at 100 watts, you will >damage the antenna. At the ground end, you will need a diplexer to split the >single run of coax into one for each repeater. The diplexer will have the >same power restrictions as the antenna. Without keeping these two >restrictions in mind, you may spend more $$ the second time around. > >Jim > >----- Original Message ----- >From: "John" <fritzej...@gmail.com> >To: <Repeater-Builder@yahoogroups.com> >Sent: Friday, July 23, 2010 08:49 >Subject: [Repeater-Builder] adding a 3/4meter repeater to my site? > > > >I am sure this is a stupid question, or it seems so to me, but I can't find > >the answer anywhere. > > > > I am thinking about putting a 440 Mhz repeater (or link) for Packet at my > > 2M repeater site. Can I use the same coax and antenna (multi band) or do > > I need a complete seperate run? Hoping to save a chunk of change > > ;-) Of course I'll need seperate cavities and /or duplexer. > > > > Thanks, > > > > John > > K2QY > > > > > > > > ------------------------------------ > > > > > > > > Yahoo! Groups Links > > > > > > > > > >------------------------------------ > > > >Yahoo! Groups Links > > >