Alto AMX-120 User Manual page 15

5.1 Audio Connection
Both XLR and 1/4 " TRS connectors are available on the unit. In this way you can interface the unit in several
different ways without experiencing any noise or signal loss. You can use the unit with single instruments using
The mixer's main insert or on "in-line" between a mixing console's output and a power amplifier.
- Wiring Configuration
Either the 1/4" TRS phone jack or XLR connector can be wired in balanced and unbalanced modes, which will
be determined by the actual application status, please wire your system as the following wiring examples:
For 1/4" Phone jack
TS Type Unbalanced
For XLR connector
Pin1 ( )
XLR Type Unbalanced
- In-line Connection
For these applications the unit provides 1/4" TRS and XLR connectors to easily interface with most
professional audio devices. Follow the configuration examples below
Balanced
TIP RING SLEEVE
TIP RING SLEEVE
Unbalanced
TIP RING SLEEVE
TIP SLEEVE
TIP SLEEVE
TIP RING SLEEVE
TIP SLEEVE
TIP RING SLEEVE
+
Tip
Sleeve
Pin2 (+)
Pin3 (-)
(Linked to Pin1 manually,
SLEEVE RING TIP
SLEEVE TIP
SLEEVE RING TIP
+
-
Tip
Ring
Sleeve
TRS Type Balanced
Pin3 (-)
)
Tip
Ring
Sleeve
1
2
3
Tip
Ring
Sleeve
Tip
Ring
Sleeve
Tip
Sleeve
1
2
3
Tip
Sleeve
Tip
Ring
Sleeve
Tip
Sleeve
Tip
Ring
Sleeve
1
2
3
14
Tip
Ring
Sleeve
TRS Type Unbalanced
Pin2 (+)
Pin1 ( )
XLR Type alanced B
for your particular connection.
+
Tip
Ring
Sleeve
1
2
3
1
2
3
1
2
3
1
2
3
Cent e r
Screen
Tip
Sleeve
Tip
Ring
Sleeve
Cent e r
Screen
Centre
Screen
1
2
3