Futurecom VR - Page 142

8G093X01 R5
VR Programming Guide
August 2022 Page 142 of 144
Keyword
Description
MSU
Mobile Subscriber Unit
NAC
Network Access Code – used in P25 mode for validation of P25
radio communications, similar to the use of PL / DPL in analog
mode. Also used for VR Steering.
NID
Network ID - see Network Access Code (NAC)
Outbound Call
System Call received by the MSU.
Over the Air
Programming (OTAP)
Over the Air Programming of the VR using Mobile Radio CPS.
PSU
Portable Subscriber Unit.
PSU Scan
This feature allows a scan list to be attached to PSU that is
configured with DVRS as its system type. This enables an Enhanced
PSU to support conventional scan feature.
PTT
Push to talk. The PTT engages the transmitter (of the Portable or
Mobile radio and / or VR) when pressed.
RF
Radio Frequency. Part of the general frequency spectrum 10kHz -
10,000,000 MHz.
RSSI
Received Signal Strength Indicator.
S/N
Serial Number
System Mode
VR mode which provides extended voice and signaling
communications between System Users and Local Portable Users
over the selected VR channel / Mobile Radio Mode.
Talkgroup
A group of radio users who communicate with each other by using
the same communication path.
Talkgroup Translation
Feature where the PSU talkgroup is translated by the VR to match
the currently selected MSU talkgroup.
Trunking
The automatic sharing of radio frequencies by large number of users
based on communication path sharing for the length of a
conversation.
Futurecom Repeater
Configurator
Vehicular Repeaters (VR) Programming Software Application
VR
Futurecom line of Vehicular Repeaters.
It applies to one of the following products: VRX1000, DVR and DVR-
LX
®
.