Electronics Help Care Amplifier circuit diagram

how to make a rain alarm: This is a rain alarm project. this circuit makes an alarm when it gets water on its probe. This prob works in this circuit as a switch. when the probe gets water then it works as the switch and then the alarm makes a …

How to make an amplifier: This is an amplifier using STA 540. this amplifier has 4 inputs and 4 outputs. This type of circuit is used in cars. but if we want to use it at home or other also we can use it. this circuit sound is so fine. …

How to make a home theater amplifier: How to make home theater amplifier. here used one IC. STA540 is a 4-channel amplifier IC. This IC has 4 inputs and 4 outputs. here this circuit has 3 inputs and 3 outputs. 2 for stereo and another 2 inputs make in a …

How to make level light: It’s a music-level light for an amplifier. normally we use this circuit for the amplifier. but this circuit is a different one. this circuit does not need any voltage to run. this circuit run with audio voltage. for this, we can use this circuit for …

how to make the sound booster? This is a sound booster circuit diagram. this circuit boosts the sound. It’s also like a pre-amplifier. sometimes we need to increase the sound. that time we need this circuit. we also can use this circuit for the headphone to increase the sound. some …

How to make an easy amplifier: This is an easy amplifier circuit diagram for learning people. we know the transistor makes small into big. also works as a switch. here we use one transistor to make a small sound into a big sound. this is an NPN transistor. C2073 transistor. …

How to make a small amplifier circuit: This is a small amplifier circuit diagram. it’s 10 watts. this circuit run with 12 voltage to 15 voltage. this circuit used TDA2003. this is the mono-circuit diagram. if we need stereo then we have to use a dual circuit. One circuit for …

Microphone circuit diagram: This is the microphone circuit diagram. the maximum amplifier needs a microphone. without a microphone audio are nothing. for recording any audio we need a microphone. we hear sound this sound recorded using this type of circuit. this is so easy circuit. here used 3.7-volt battery.    …

5 voltage amplifier circuit: This is 5 voltage amplifier circuit diagram. it’s a 0.25 to 1 watt 4 ohms diagram. we can use 4 voltage to 12 voltage. this is a mono diagram. here we can use 2 watts speaker. if we want to make a stereo amplifier, we have …

Subwoofer amplifier circuit: This is the Subwoofer amplifier circuit diagram. this circuit is for the bass amplifier. when we want to make a sub amplifier then we need this circuit to make only bass. this circuit is used as a pre-amplifier. it’s made only of bass. low part only. here …