Hytera DMR System Planner
58
The analog carrier occurs in the channel.
The occurrence of the analog carrier on the digital channel will be taken as that both
slots are occupied, and the subscriber will determine whether to transmit according
to TX Admit settings.
TX Admit Analog Carrier
Always allow Tx on Slot 1.
Channel free Tx is allowed.
Color code free Tx on Slot 1.
Application in Repeater Mode
Pseudo Trunk supports the application in Repeater mode in three occasions, too.
There are only subscribers using Pseudo Trunk.
Figure 2.8.1-3:Pseudo Trunk Application in Repeater Mode 1
In Repeater mode, the subscribers using Pseudo Trunk will have the same
transmission as in Direct mode, but the transmitted signals or data will be
transferred by the repeater. Repeaters don’t support Pseudo Trunk feature, as their
time slots are fixed. Yet they support the transmission of the subscribers using
Pseudo Trunk.
Same as in Direct mode, before calling Subscriber B, Subscriber A will also detect
the activities on the channel, and then determine whether to transmit based on the