Amplifier Block Diagram - Infinity PS212W Service Manual

Wireless powered subwoofer
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PS212W subwoofer
Wireless PCB
12.288MHz
Crossover
control
U102
Power amp PCB
protection
mute
-15V
Power regulator
GND
circuit
+15V
signal input
Ac in
12
Pre amp PCB
Class_d
Relay
Amp model
protection
mute
-15V
GND
+15V
signal input
To speaker

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