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- UR-FR5100
IC- 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
