Disregard that last comment, I realized you included 5 groups, and so far they seem to be working! I’ll let you know if I have any difficulties, thanks!
I'm not sure if that's a Simulcast system. If it is, that's known as Simulcast Distortion. (Google id your friend. Lots of information on this site about that.
You may have better results if you get closer to the transmitter.
Thanks, that seems to working. The problem is that the background noise is louder than the noise of the dispatchers and officers speaking so it is hard to hear, even with headphones on. Any suggestions?