Digital 2-Way Radio

Icom IDAS

NXDN is implemented by Icom in their IDAS system.

DStar

DStar was designed for amateur radio.

DMR

DMR is an open and published international digital radio standard that specifies the 2-slot (channel) TDMA communications. D It was developed for commercial use, however, ham radio now has approval to use DMR. MR is amateur radio's newest digital protocol.

Motorola does not own the DMR standard. MOTOTRBO is DMR. The manufacturers of DMR equipment have agreed to use the ABME2+ vocoder algorithm from DVSI Inc. - ABME2+ is licensed by DVSI Inc.

TRBO / MOTOTRBO

Motorola digital radio. Compatible with the European 2-slot DMR standard and uses Time Division Multiple Access (TDMA). MOTOTRBO has a few more features than a standard DMR radio including IP Site Connect. Motorola maintains two-slot 12.5 kHz TDMA-based systems, providing 6.25 kHz equivalency.

MOTOTRBO radios have the ability to scan an analogue and digital channel for activity.

Hytera makes a mototrbo compatible clone radio. The Hytera PD362 Digital DMR is a compatible HT. Tytera MD-380. The Tytera MD-380 digital radio uses Digital Mobile Radio (DMR) Tier 2 Standard protocol. It is compatible with the popular MOTO TRBO series Tier I and II using standard encryption, as well as other makes and models of DMR supported radios

dPMR

dPMR is an open, non-proprietary standard that was developed by the European Telecommunications Standards Institute.