Electronics Help Care electronics circuit diagram

how to repair amplifier circuit it’s very easy to repair the transistor amplifier circuit. every board has a driver section and main transistors. when the board has a problem then we have to repair it. for this, we have to check the main transistor first. then the driver transistors. here …

Amplifier circuit diagram using tda2030 This is an amplifier circuit diagram using tda2030. it’s a mono board. we can get 35 watts from this board. here can use 10-0-10 voltage to 18-0-18 voltage. Dule tda2030 is used in this board. and also need dual voltage positive negative and ground voltage. …

DIY audio amplifier using transistors How to DIY audio amplifier using transistors? this is a 100-watt mono-circuit diagram. for the stereo, we have to use a dual circuit. here, we can use 20-0-20 voltage to 50-0-50 voltage.The best voltage is 35-0-35 and it is 4 amperes.  Details about 2SC5200  2sc5200 …

PCB Layout Mini amplifier TDA 2009 This is PCB Layout Mini Amplifier TDA 2009. This circuit runs from a minimum of 9 volts to a maximum of 24 volts. it’s makes 10W+10W in stereo mode. but in mono mode, it produces 28 watts. it’s an easy circuit diagram and a …

200 watts amplifier using tda7294 This is the 200 watts amplifier using tda7294. here use dual IC for the stereo circuit. it’s a bridge mode circuit diagram. needs dual voltage positive negative and ground voltage. This circuit runs from 15-0-15 voltage to 35-0-35 voltage. we can get 100 watts + …

DIY 12 voltage amplifier: This is for a DIY 12 voltage amplifier. this is a 12-voltage amplifier circuit diagram. it’s a stereo circuit diagram. here used 12-voltage. la4440 IC is used in this circuit diagram.  It’s a dual-channel IC. stereo mode it’s 6+6 watts. in bridge mode 19 watts. We …

DIY amplifier circuit 100W: This is the DIY amplifier circuit 100W. this is a stereo audio diagram. it’s a mono diagram. here used one pair of transistors. This pair of transistors can produce a maximum of 100 watts. this diagram needs dual voltage. positive negative and ground voltage. 25-0-25 voltage …

Subwoofer circuit diagram: This is the Subwoofer circuit diagram using a low pass filter. This board is only an amplifier board. we have to use a low-pass filter circuit to make a subwoofer. we also get a lowpass filter here. here, we used 2 transistors sunken transistors. One transistor can …

Stereo amplifier circuit diagram: This is the Stereo amplifier circuit diagram. in this board, we can use 20-0-20 voltage to a maximum of 50-0-50. this board can make 150 watts. if we use 50-0-50 voltage then we have to use 3 amperes. here used 2sc5200 and 2sa1943 transistors. These pair …

How to make the voltage: How to make the voltage for the amplifier 50-0-50 voltage and 12-0-12 voltage? Every amplifier needs a good vol to produce a good output watt. we know that Vol X amp = Watts. So voltage is important for an amplifier. here in this article, we …