Connex

Model: 3300
Standard wiring:
1-Shield
2-Audio
3-Transmit
4-Receive

Astatic wiring:
1-Shield and Blue
2-White
3-Red
4-Black
Yellow-N/C

Sadelta:
1-Shield
2-White
3-Brown
4-Green

Tuner:
1-Shield and Red
2-White
3-Blue
4-Black
Yellow-N/C