Rear panel – Wisdom Audio Series SA-3 User Manual
Page 12
12
~ AC INPUT
made in the USA
www.wisdomaudio.com
CAUTION--RISK OF ELECTRIC SHOCK--DO NOT OPEN
Voltage set at factory for destination country
O 100V, 50-60 Hz, @ < 20A
O 120V, 50-60 Hz, @ < 20A
O 200V, 50-60 Hz, @ < 10A
O 220V, 50-60 Hz, @ < 10A
O 230-240V, 50-60 Hz, @ < 10A
INPUT
Ch 3
INPUT
– +
Ch 2
INPUT
Ch 1
OUTPUT
OUTPUT
Class 2 Wiring
– +
– +
DC Trigger
in out
s/n: ___________
ON/OFF
®
OUTPUT
SA-3 System Amplifier
Rear Panel
Caution!
Turn off the SA-3 before attempting to make or change any
connections.
1
Balanced Audio Inputs
These balanced audio inputs accept the woofer output signals from the
system’s Wisdom Audio SC-1 system controller via a high quality XLR con-
nector.
The pin assignments of this XLR-type female input connector are:
1
2
3
Pin 1: Chassis ground
Pin 2: Signal + (non-inverting)
Pin 3: Signal – (inverting)
Connector ground lug: chassis ground
These pin assignments are consistent with the standards adopted by the
Audio Engineering Society, and with the outputs of the Wisdom Audio
SC-1 System Controller.
Connect the appropriate outputs of the SC-1 to these inputs, using high
quality balanced audio cables.
2
Speaker Output Terminals
The Wisdom Audio SA-series amplifiers are equipped with high-current
binding posts for output termination to the loudspeaker system. To take