
Copyright 1993 Link Communications
Mode: 7
Active COR Inputs Audio Output Connected To Active PTT
0
1
2
3
0
1
2
3
0
1
2
3
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
x link3
A
A
A
x
A
A
A
A
A
x
A
link2
A
A
A
x
A
A
A
A
A
x x link2
A
A
A
x
A
A
A
A
x
A
A
link1
A
A
A
x
A
A
A
A
x
A
x link1
A
A
A
x
A
A
A
A
x x
A
link1
A
A
A
x
A
A
A
A
x x x link1
A
A
A
x
A
A
A
x
A
A
A
A
A
A
A
A
A
A
A
x
A
A
x link3
A
A
A
x
A
A
A
x
A
x
A
link2
A
A
A
x
A
A
A
x
A
x x link2
A
A
A
x
A
A
A
x x
A
A
link1
A
A
A
x
A
A
A
x x
A
x link1
A
A
A
x
A
A
A
x x x
A
link1
A
A
A
x
A
A
A
x x x x link1
A
A
A
x
A
A
A
The keyed link port with the highest priority always goes out main. Since mode 7 is for monitoring only, main port
audio does not go out any of the link ports.
HUB/MIXED
Mode: 0
Active COR Inputs Audio Output Connected To Active PTT
0
1
2
3
0
1
2
3
0
1
2
3
A
A
A
A
A
A
A
A
A
A
A
A
A
A
A
x link3
A
A
A
x
A
A
A
A
A
x
A
link2
A
A
A
x
A
A
A
A
A
x x mix
A
A
A
x
A
A
A
A
x
A
A
link1
A
A
A
x
A
A
A
A
x
A
x mix
A
A
A
x
A
A
A
A
x x
A
mix
A
A
A
x
A
A
A
A
x x x mix
A
A
A
x
A
A
A
x
A
A
A
A
main main main
A
x x x
x
A
A
x link3 main main main x x x x
x
A
x
A
link2 main main main x x x x
x
A
x x mix main main main x x x x
x x
A
A
link1 main main main x x x x
x x
A
x mix main main main x x x x
x x x
A
mix main main main x x x x
x x x x mix main main main x x x x
In the fourth row, we once again see a conflict. Both link 2 and link 3 are keyed up; since we have selected
mixed audio and two audio sources are available, they are mixed together and routed to the main port. Other conflicts
are handled the same way. Since we are in hub mode, the ports never talk to each other, so the only audio then ever
need is from the main port. Main carries mixed audio whenever more than one link is keyed up.
14