Wednesday, October 26, 2016

Active Speaker Power Amplifier

Active Speaker is an power amplifier that includes preamp, so you dont need other electronic audio additional item for pre amp , This is i have power amplifier that describe it, including Mic+Echo + Tone Control + Subwoofer Filter and main amplifier that have power output 150W RMS.
Active Speaker Power Amplifier
Line Input description :
Mic 1 and Mic 2 is input from Microphon
Tape in L/R is input from audio player.

Echo controller on potentiometer 50K Echo, echo processing on based circuit by using IC PT2399 (See fully Echo effect with IC PT2399 & 4558) , Subwoofer Controller at potentio meter that is Vol Sub you can using 50K Ohms. Power Amplifier using Transistor 2n3055 and mj2955 as a final stage transistor. Power Output about 150 Watt at 25V DC power supply voltage.

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