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1. P25 Phase 1 (C4FM) is one transmission per channel. P25 Phase II is two-slot TDMA which gives two voice paths per channel. 2. I’d suggest starting with the RadioReference.com Wiki which,

I have a question for the Quantar users.? When we narrow banded (Part 90), I had a P25/Astro CAI quantar that would not receive three or four out of 50 XTL Mobiles (all mobiles have the same

Skipp penned Everything down under is referenced to the Barbie, there's not much chance of getting lost. Just ask Hoges (Paul Hogan), he'll show you where we are on the other side of the

Do they wear shoes in the southern hemisphere? Everything down under is referenced to the Barbie, there's not much chance of getting lost. cheers, Palaemonetes Paludosus

Sorry wrong band split, forgot you were looking for 50/144. That could be more difficult to find. This is for indoor use but outdoor version can be ordered (I

Hey John, The commercial terminology for a duplexer/diplexer is a cross band coupler. That might help your

Does the ID need to be in P25? -- Bryan Fields 727-409-1194 - Voice http://bryanfields.net

Hi I am interested in the VHF (2 meter ham) P-25. I read where they are 4TDM or something like that where four can have four conversations at once without interference with each, similar to

I just saw this on a local FB group- Paul Dumdie Jr, W9DWP passed away. I know Paul was a very active member here at RB, and he was a big part of repeaters here in northern IL. I don't have any more

John, Several years ago I had a similar situation where I needed to install a tri-plexer on top of a tower.? The feedline was being used for 6 M. and 2 M. repeater receivers, and 440 link

?This was written up years ago: <http://www.repeater-builder.com/ge/mastr2/m2-casting.html> Also, look at this for a different

Ummm...doesn't it still have to ID in analog?

Or better yet, use the same input and output, same tone on output, different tones on each input. Program channels for each site, and they can switch as needed. But all will hear all sites, depending

Confirmation of tin whisker problem – many of us have had it happen to them. It’s very real. I operate a 442.6/447.6 MASTR II repeater with the main repeater receiver and three auxiliary

? I guess you are trying to send a picture of your hardware,but all I get is a 214 byte piece of trim like thing. No matter, those of us in the biz know what you are talking about. ? ?I had the

I would also question the need/want for a voice ID on P25, though if adjusted properly and unlike most voice IDs it may work well. As for how, it greatly depends on your equipment. Often P25

Not quite. It is ti ID every 10 minutes when a QSO is going on, along with CW ID, a voice would be nice. It does ID with CW now. I know commercial P-25s are ti ID every 15 minutes! On them, I

Jed, The first thing you are going to need if you are going to attempt this personally is a very large liability insurance policy. Simulcast, particularly for public safety is not something

Personally I don't see the need - but - There are two options that could work for this. One is to use the wireline input and use analog for your voice announcement. The other is to use a surplus

And who is going to hear it anyway? It won't come thru your P25 radio