Home Theater Subwoofer Circuit Diagram. This is the circuit diagram of a fully transistorized sub woofer amplifier that can produce an output of 100w there are seven transistors including four in the output stage. Transistors q4 to q7 form the output stage.
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See more ideas about circuit diagram subwoofer circuit. This subwoofer amplifier circuit consists of a tl072 low noise jfet dual operational amplifier ic1 and two lm1875 ic2 and ic3 power amplifiers. Subwoofer home theater amplifier circuit is designed for subwoofer speaker system that used on subwoofer system.
If the two outlets are on different circuit.
Since no ics are used the circuit is very robust and can be easily assembled on a general purpose pcb. The transistors q1 and q2 form the preamplifier stage. See the circuit diagram below. This subwoofer amplifier circuit consists of a tl072 low noise jfet dual operational amplifier ic1 and two lm1875 ic2 and ic3 power amplifiers.
