Icom IC-FR4000 Series User Manual

4-3 LTR
®
Trunking System
4-3-1 Single Site LTR
®
Trunking System
Antenna
Combiner
LTR
®
Trunking Controller
LTR
®
Trunking Controller
LTR
®
Trunking Controller
Single Site LTR
®
Trunking System
Single Site LTR
®
Trunking System with Telephone Line
Connection
Antenna
Combiner
LTR
®
Trunking Controller
LTR
®
Trunking Controller
LTR
®
Trunking Controller
* All diagrams in this section show a 3 channel system example.
60
The IC-FR3000/IC-FR4000 series has D-SUB 25
pin/modular interfaces for external controllers such as
LTR
®
, PassPort
®
and MPT1327. LTR
®
is a signalling
s
tandard for trunked private land mobile radio systems.
It defines the protocol rules for communication between
a trunking system controller and users' radio units.
This plan is an example of single trunking repeater site .
Descriptions Model Number Quantity
UHF Repeater IC-FR4000
UHF Antenna
Antenna Combiner
Trunking Controller
PSTN or PABX
System requirements (One site)
System requirements (One site)System requirements (One site)
System requirements (One site) System requirements (One site)
System requirements (One site)System requirements (One site)
System requirements (One site)
Descriptions Model Number Quantity
UHF Repeater IC-FR4000
UHF Antenna
Antenna Combiner
Trunking Controller
This is an example to upgrade to a telephone connection
added to the single trunking repeater site.
PSTN/PABX

Icom IC-FR4000 Series Specifications

General

Brand	Icom
Model	IC-FR4000 Series
Category	Two-Way Radio
Language	English