RJ MODEL RIGblaster ONLY or RJ adaptor kit with M8
Icom Modular RJ45 jumper connections
IC706 (all versions) and Icom FM radios
Pin # Connection
1 Direct connection
2 PTT common (Ground)
3 Microphone audio
4 Mic. common (Ground)
5 Push to talk, PTT
6 Direct blue shunt jumper
7 Direct blue shunt jumper
8 Direct blue shunt jumper
Note: Icom manual diagram has the pin numbers inverted.
Kenwood and SGC 2020 jumper connections
Pin # Connection
1 Microphone audio
2 Push to talk, PTT
3 Direct blue shunt jumper
4 Direct blue shunt jumper
5 Direct blue shunt jumper
6 Direct blue shunt jumper
7 Mic. common (Ground)
8 PTT common (Ground)
Kachina jumper connections
Pin # Connection
1 Ground (Mic/PTT)
2 Microphone audio
3 Push to talk, PTT
4 Direct blue shunt jumper
5 Direct blue shunt jumper
6 Direct blue shunt jumper
7 Direct blue shunt jumper
8 Direct blue shunt jumper
Note: There is a wire jumper on the GNDTIE pins for common mic. and PTT ground.
PAGE 7
Typical Older Yaesu microphone jumper connections
Pin # Connection
1 Direct
blue shunt jumper
2 Direct
blue shunt jumper
3 Direct
blue shunt jumper
4 Direct
blue shunt jumper
5 Direct
blue shunt jumper
6 Push to talk, PTT
7 PTT and Mic. common
8 Microphone audio
Note: If your radio's manual shows only 1 ground pin on the mic. connector you have this
style. Notice the wire jumper on our GNDTIE pins.
Typical Newer Yaesu jumper connections
Only original mics. for FT1000MP/MK V, FT920, FT990, FT847 etc.
Pin # Connection
1 Direct
blue shunt jumper
2 Direct
blue shunt jumper
3 Direct
blue shunt jumper
4 Direct
blue shunt jumper
5 PTT common (Ground)
6 Push to talk, PTT
7 Mic. common (Ground)
8 Microphone audio
MICROPHONE JUMPER CHARTS
M8 MODEL RIGblaster ONLY
PAGE 8
Icom jumper connections
Pin # Connection
1 Microphone audio
2 Direct
blue shunt jumper
3 Direct
blue shunt jumper
4 Direct
blue shunt jumper
5 Push to talk, PTT
6 PTT common (Ground)
7 Mic. common (Ground)
8 Direct
blue shunt jumper
Typical Alinco jumper connections
Pin # Connection
1 Microphone audio
2 Push to talk, PTT
3 Direct blue shunt jumper
4 Direct blue shunt jumper
5 Direct blue shunt jumper
6 Direct blue shunt jumper
7 Mic. common (Ground)
8 PTT common (Ground)
