digital radio

I hate to have to put this question in a general wireless section of the forum, but I couldn't find a proper section anywhere else for asking about identifying a signal type. I found this unusual signal in the FM band while using my HackRF SDR radio and tuning through the normal FM broadcast...

I am looking for a new digital handheld radio for more than a week now. I have decided either to go with Yaesu System Fusion or DMR as off now. The problem with DMR is that most of the better quality radios available are single band. I know that around 90% of DMR repeaters operates on UHF, but...

I have been wondering for a long time now if ICOM is ever going to make a P25 version of the / or like the IC-R20 Think about it, If they had a digital version of the R20 that was still dual band and same frequency range, but it received digital, APCO 25 phase I and phase II, X2-TDMA etc etc...

I have been trying to figure out which digital radios can communicate with each other using digital voice. I have come across a lot of terms and acronyms and I am trying to sort out which is a standard and which is a vocoder. My goal is to try and put together a list of digital radios that can...

Sebring, Florida - At 6:30am on Wednesday (September 4th) the Highlands County Sheriff Office will switch to a new digital and encrypted system. New digital public safety radio system goes online Wednesday (The News-Sun Newspaper) http://www.newssun.com/news/090113-new-radios