Repeater Linking System - Icom IC-FR5100 Series Handbook

Basic Repeater Linking System
Tx = f
1
Rx = f
2
IC-FR6100 + UR-FR5100
Tx = f
2
Rx = f
1
UHF H/H
This is an advanced plan to upgrade the repeater site
to a link system. An ICOM repeater also works as a
base station (simplex), therefore this system is more
versatile.
Applicable for repeater link, cross-band repeater, etc..
System requirement (One site)
Descriptions Model Number
UHF Repeater IC-FR6100
UHF Antenna
Duplexer
VHF RF Module UR-FR5100
VHF Antenna
Duplexer
Interface Cable 25p to 25p
5-3-2

Repeater Linking System (2)

Link VHF
Linking
interface
Quantity
Link VHF
Tx = f
3
Rx = f
4
Tx = f
4
Rx = f
3
UHF H/H
Connection example
Connect two repeaters by interface cable (25p to 25p).
These interface cables are not sold as Icom
accessories, therefore please assemble the interface
cable by yourself. The connection diagram is as
follows;
Repeater (25pin)
Pin Description Pin No.
17
BUSY OUT
8
MOD IN
DISC OUT 9
19
EPPT
7,14
GND
Linking
interface
IC-FR6100 + UR-FR5100
Repeater (25pin)
Pin No. Pin Description
<> 19
EPPT IN
<> 9
DISC OUT
<> 8 MOD IN
<> 17
BUSY OUT
<> 7, 14
GND
42