2022. 5. 31. · rep-edit: Duplex repeater mode , can use TS1,TS2 the same time. hotspot-edit: Simplex mode, just can use TS2, 460072322: 4600723 is my DMRID, 22 is my duplex hotspot ESSID, corresponding to my hotspot DMR ESSID item. Below are the recommended simplex frequencies to be used with DMR in Canada and the United States. In addition to this. DMR - Digital Mobile Radio in Australia for use by Amateur Radio Operators. DMR, D-STAR and C4FM are common digital modes used in amateur radio globally. DMR in Australia is very popular. Here is a starter. ... a traditional FM simplex channel. In the case of DMR, there are 2 slots, so you can have two voice channels on the one frequency. Each slot can carry.