Icom IC-FR5100 Series - Advanced Repeater Linking

5-3-2 Repeater Linking System (2)
42
Connection example
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 Quantity
UHF Repeater IC-FR6100
UHF Antenna
Duplexer
VHF RF Module UR-FR5100
VHF Antenna
Duplexer
Interface Cable 25p to 25p
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;
Link VHF
Link VHF
Linking
interface
UHF H/H UHF H/H
Tx = f
1
Rx = f
2
Tx = f
2
Rx = f
1
Tx = f
4
Rx = f
3
Tx = f
3
Rx = f
4
Basic Repeater Linking System
IC-FR6100 + UR-FR5100IC-FR6100 + UR-FR5100
Linking
interface
Repeater (25pin) Repeater (25pin)
Pin Description Pin No. Pin No. Pin Description
BUSY OUT
17 <> 19
EPPT IN
MOD IN
8<>9
DISC OUT
DISC OUT
9<>8
MOD IN
EPPT
19 <> 17
BUSY OUT
GND
7,14 <> 7, 14
GND