This is the 2.1 amplifier circuit diagram for the home theater. This circuit has 3 audio inputs and 3 audio outputs. 2 outputs for the surround another output for the bass speaker. The surround output is 10+10 watts, and the bass output is 20 watts. The voltage needs a minimum …

How to add an extra transistor? A Maximum transistor amplifier can add extra transistors, but it will not work if we don’t increase the amperes or voltage. If we want to add an extra transistor, then we have to increase the voltage and amperage. like the voltage is 35-0-35 and …

It’s a 100-watt amplifier circuit diagram using transistors. Here, we can use any of the PNP and NPN transistors. 2sc5200 and 2sa1943 are used here. It’s a mono board. A positive ground and a negative voltage are required for this circuit. We can use a minimum 25-0-25 voltage to 50-0-50 …

This is the PCB Power Amplifier 1000Watt. This circuit can make 1000 watts using 8 transistors. Here, use 2sc5200 and 2sa1943 transistors. This pair of transistors can produce a maximum of 150 watts. We can use 25-0-25 voltage to 60-0-60 voltage. We can also use another transistor. We can use …

This is the DIY hifi amplifier circuit diagram for a transistor. We can use any of the PNP and NPN transistors. Here, we are using the 2SC5200 and 2SA1943. This pair of transistors can make a maximum of 150 watts. This circuit operates with a 25-0-25 voltage to a 50-0-50 …

This is an amplifier circuit diagram using a driver board. It’s a mono circuit using PNP and NPN transistors. It can make 600 watts of output using 60-0-60 voltage and 10 amperes. 60X10=600 watts. Here, we use 8 transistors. We can also use an extra transistor if we want. A …

This is the PCB 800W Power Amplifier circuit diagram. This diagram can make a maximum of 800 watts using MJ transistors. And 2sa/2sc can make 300 watts maximum. It’s a mono diagram. Here needs dual voltage. positive, negative, and ground voltage. Here can be used maximum 60-0-60 voltage.  Speaker protection …

This is the DIY Amplifier driver circuit for transistors of both PNP and NPN types. We can use 2 transistors to 8 transistors. One pair can make 100 watts. 8 pairs can make 800 watts. We can use a maximum 60-0-60 voltage. It’s a mono circuit board. The driver transistor …

Power amplifier circuit using MOSFET: This is the Power amplifier circuit using a MOSFET. Here, use J162 and k1058 MOSFET. This pair of MOSFETs can make 100 watts. We can use 25-0-25 voltage to 50-0-50 voltage. It’s a mono circuit diagram. J162 P channel and k1058 N channel.  2SK1058 Type …

Amplifier circuit using STK4152: This is an amplifier circuit using stk4152 IC. This board can make 25w+25w. We can use  20-0-20 voltage to 35-0-35 voltage. It’s a stereo audio amplifier circuit board. We can use stk4141 to stk4191 using this same diagram. We know stk board can make a good …