success! That was the trick. I moved the power supply to the incoming 'ant' terminal on the upstream diplexer. All channels received now. Thanks for the help. Now all I have to do is get power to the first diplexer when I build all this out in the attic. So the config I'm going with will...

Thanks guys Yep, didn't know what the correct terminology is but, it is referred to as the power supply in the manual for the antenna.

I was doing a experiment yesterday where I am trying to test my plan of using diplexers to get OTA signal and DISH signal combined on a single coax. In this test I took the sat feed and ran it into the 'sat' terminal on the DPD2 diplexer, and then ran an antenna feed (monoprice HDA-5700) into...

appreciate the reply That's exactly what I needed to know. I didn't know if I could pass the combined signal through the switch, so looks like plan A or some variant is what's in store. What that does do is allows me to mount the antenna in the attic. Thanks again.

Hey guys and gals, I've been doing some searches for 'diplexers' on this forum and have not stumbled on an answer to my conundrum, too many hits, not enough time. I am a DISH subscriber that would like to add some OTA signal to my 6 tv's. I would like to mount an antenna on the dish stand...