Alpha 1200s, Ontrols and, Onnections – Infinity ALPHA 1200S User Manual
Page 5: Infinity alpha 1200, Rear panel

2
INFINITY ALPHA 1200
S
Rear Panel
C
ONTROLS AND
C
ONNECTIONS
POWER
AC
120V ~ 60HZ
500W
OFF
ON
®
B A S S O P T I M I Z A T I O N S Y S T E M
20
-14.1
0
80
FREQUENCY
LEVEL
OFF
GREEN: ON
RED: STANDBY
PHASE
LINE LEVEL IN
HIGH
LEVEL
IN
HIGH
LEVEL
OUT
Infinity Systems, Inc.
Northridge, CA USA
R L
+
_
R
L
R
L
180
0
50 150
CROSSOVER
MIN MAX
GAIN
POWER
ON
4.5
49.5
WIDTH
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK,
DO NOT EXPOSE THIS APPLIANCE TO RAIN OR MOISTURE.
AVERTISSEMENT:
POUR PRÉVENIR LES RISQUES D'INCENDIE OU
DE CHOC ÉLECTRIQUE, ÉVITER D'EXPOSER CET APPAREIL A LA
PLUIE OU A L'HUMIDITÉ.
NRTL/C
CSA 22.2
UL1492
Alpha 1200s
LP ON
LP OFF
Ƹ
µ
¸
¹
ᕩ
ᕨ
ᕧ
ᕦ
ᕥ
ᕤ
ᕣ
ᕢ
ᕡ
Bass Optimization Controls (see page 5)
ᕡ Bass Optimization System Selector
ᕢ Center-Frequency Adjustment
ᕣ Bass Optimization System Level Adjustment
ᕤ Bass Optimization System Bandwidth Adjustment
ᕥ Phase Switch
ᕦ Low-Pass Filter Selector
ᕧ Power Indicator
ᕨ Crossover Adjustment
ᕩ Subwoofer Gain (Volume) Control
µ Line-Level Inputs
¸ High-Level (Speaker) Inputs
¹ High-Level (Speaker) Outputs
Ƹ Power Switch