RSSI
Received Signal Strength Indication
S
Selcall
Selective calling: A signalling system that identifies users
Selective Mode
Mode of (digital) radio receive: Only signals with matching Colour Code and
TGID or subscriber Unit ID (UID) will be heard
T
TA
Talk Around (swap channel’s tx/rx frequencies to talk to another radio directly
instead of through a repeater)
TBD
To Be Done
TGID
Talk Group ID
TMR
Trunked Mobile Radio: an efficient method of pooling radio infrastructure
resources
U
UI
User Interface
V
Vote/Voting
The selection of the best received signal from a collection of signals presented
individually and simultaneously
Z
Zone
A collection of channels (usually organised by functional group of users)
Document Number: TNM-U-E-0145 Issue: 1.0 Page 45