Connection To An External Controller - Yaesu DR-1 Operating Manual

Connecting External Devices

Connection to an external controller

Some optional cables can be used to connect the repeater to an external controller that allows the repeater to be controlled remotely.
Use the [CONTROL I/O] connector at the back of the repeater to connect with the external controller.
The pin assignment of the [CONTROL I/O] connector is as follows.
Pin No Pin Name
1 BASE
2 PTT*
3 CTCSS/DCS
(PKSQL)*
4 SQL DET
(Noise SQL)*
5 GND
6 TONE IN*
7 AF IN*
8 DISC OUT
9 AF OUT
10 GND
11 EXT port 1*
12 EXT port 2*
13 EXT port 3*
14 EXT port 4*
15 VCC
*1: These functions may only be activated while the repeater is in Base mode.
*2: These functions may only be activated while the repeater is in Remote mode.
16
I/O
I L: Base mode OPEN: Repeater mode
I L: EXT PTT ON OPEN: EXT PTT OFF
1
O L: Decoded OPEN: Undecoded
1
O L: SQL open OPEN: SQL close
1
GND GND
I CTCSS/DCS EXT input / 600 ohm
1
I EXT Modulation input / 600 ohm
1
O Up-link RX Disc output (w/o de-emphasis)
O Up-link RX AF output (w/ de-emphasis)
GND GND
I Determined by the signal combination of the port 1 and 2 as below:
2
I
2
I L: RX Tone OFF OPEN: Setup mode
2
I L: TX Tone OFF OPEN: Setup mode
2
VCC Switched VCC (12 V)
1~5
6~10
11~15
Operations
Port 2 Port 1 RX
H H AUTO
H L FM
L H Digital
L L AUTO
TX
FM
FM
Digital
AUTO