LQ / FOR-22 to GeneralDynamics URC-200
Here is an untested pinout for connecting to the URC-200:
Handset J4 (This is a male 6-pin U-229, so we need a female connector):
A | Ground | 9 and 6 | Relay Common and Line Out - |
B | Audio Out (Plain Text) | 2 | Line In + |
C | PTT | 5 | Relay N/O |
D | MIC in (Plain Text) | 1 | Line Out + |
E | Audio Out (Plain Text) | Duplicate of B | Line In - |
F | Retransmit Squelch | 8 | GPI / COR |
X-Mode J2 (seems to be the MS 3116E16-26 P):
D | Ground | 9 and 6 | Relay Common and Line Out - |
E | Audio Out (Plain Text) | 2 | Line In + |
F | PTT | 5 | Relay N/O |
C | MIC in (Plain Text) | 1 | Line Out + |
U | Retransmit Squelch | 8 | GPI / COR |