Alto S-8 User Manual page 16

5.1 SOME FINAL TIPS ON WIRING CONFIGURATION
You can connect unbalanced equipment to balanced inputs and outputs. Simply follow these schematics.
Strain Clamp
Strain Clamp
Strain Clamp
2=Hot(+)
Use for Balanced Mic Inputs
(For unbalanced use, connect pin 1 to 3)
3-pin XLR Male Plug
(seen from soldering side)
Tip
Sleeve
Use for Headphone, Stereo Return
1/4" Stereo (TRS) Jack Plug
Tip
Sleeve
Use for Mono Line In, Mono 1/4"Jack Plugs
1/4" Mono (TS) Jack Plug
Tip
Sleeve
Use for Pre-Gain Channel Inserts
1/4" Stereo (TRS) Jack Plug
2
1
1=Ground/Screen
3
3=Cold(-)
Ring=Right Signal
Ring
Sleeve=Ground/Screen
Sleeve=Ground/Screen
Ring=Return Signal
Ring
Sleeve=Ground/Screen
2=Hot(+)
(For unbalanced use, leave pin 3 unconnected)
3-pin XLR Line Socket
(seen from soldering side)
15
Tip=Left Signal
Tip=Signal
Tip=Send Signal
2
1
1=Ground/Screen
3
3=Cold(-)
Use for Main output