4 4 4 4 - - - - Pin Round Mic Connector
Pin Round Mic Connector
Pin Round Mic Connector
Pin Round Mic Connector
(use SLUSB4R, SL1+4R, SL1- - - - 4R or SLCAB4R)
(use SLUSB4R, SL1+4R, SL1
(use SLUSB4R, SL1+4R, SL1
(use SLUSB4R, SL1+4R, SL1
JP
JP- - - - 1 1 1 1
JP
JP
Pin-out
Pin 1 – Mic Input
Pin 2 – GND
Pin 3 – N/C
Pin 4 – PTT
TOP
RJ- - - - 45 Mic Connector
RJ
RJ
RJ
45 Mic Connector
45 Mic Connector
45 Mic Connector
(use SLUSBRJ4, SL1+RJ45, SL1- - - - RJ45 or SLCABRJ4)
(use SLUSBRJ4, SL1+RJ45, SL1
(use SLUSBRJ4, SL1+RJ45, SL1
(use SLUSBRJ4, SL1+RJ45, SL1
JP
JP
JP
JP- - - - 1 1 1 1
Pin-out
Pin 1 – N/C
Pin 2 – GND
Pin 3 – N/C
Pin 4 – N/C
Pin 5 – Mic Input
Pin 6 – PTT
Pin 7 – N/C
Pin 8 – N/C
TOP
MIDLAND
4R or SLCAB4R)
4R or SLCAB4R)
4R or SLCAB4R)
Radio Models
Notes
13-510
Power is not available on this connector, so you will need to use
external power for the SignaLink Model SL-1+.
RADIO SHACK
RJ45 or SLCABRJ4)
RJ45 or SLCABRJ4)
RJ45 or SLCABRJ4)
Radio Models
Notes
HTX-212
Speaker audio and power are available on some models. Check
HTX-242
your radio manual for availability of these signals and add the
appropriate jumpers.