Mackie Quad Gate/Compressor Owner's Manual - Page 20

QUAD-COMP/GATE Appendix B: Connections XLR Connectors 1/4" TS Phone Plugs and Jacks The Quad Comp/Gate inputs accept 3-pin male XLR con- "TS" stands for Tip-Sleeve, the two connection points nectors. These are wired as follows, according to stan- available on a mono 1/4" phone jack or plug. They are dards specified by the AES (Audio Engineering Society). used for unbalanced signals. SHIELD 2 HOT SLEEVE SLEEVE TIP COLD 3 1 SHIELD 1 TIP TIP SLEEVE XLR Balanced Wiring: Pin 1 = Shield Pin 2 = Hot (+) Pin 3 = Cold (-) COLD 3 2 HOT 1 3 2 SHIELD COLD HOT 1/4" TRS Phone Plugs and Jacks "TRS" stands for Tip-Ring-Sleeve, the three connection points available on a stereo 1/4" or balanced phone jack or plug. TRS jacks and plugs are used for balanced signals and stereo headphones: 1/4" TS Unbalanced Wiring: Sleeve = Shield Tip = Hot (+) TRS Send/Receive Inserts Inserts are three-conductor 1/4" TRS phone plugs at one end, and two TS phone plugs at the other. They are unbalanced, but have both the mixer output (send) and mixer input (return) signals in one connector. If your mixer allows these connections, this is a very handy way of connecting your Quad Comp/Gate. (The hookup diagrams show some examples.) The sleeve is the common ground (earth) for both signals. Balanced Mono RING SLEEVE SLEEVE RING TIP TIP RING TIP SLEEVE 1/4" TRS Balanced Mono Wiring: Sleeve = Shield Tip = Hot (+) Ring = Cold (-) The send from the mixer to the input of the Quad Comp/Gate is carried on the tip, and the return from the output of the Quad Comp/Gate to the mixer is on the ring. ring tip sleeve (TRS plug) this plug connects to one of the mixer's Channel Insert jacks. SEND to processor "tip" "ring" RETURN from processor 20 QUAD COMP/GATE