DIY audio amplifiers circuit diagram electronics projects

DIY audio amplifiers circuit diagram electronics projects and other related audio projects like : power amplifiers, audio systems, audio filters, vu meters, tone control, audio equalizers and more .

Complementary electronic buzzer ring

Using electronic diagram below can be built complementary electronic buzzer ring. This bell buzzer sounds after it was released button ring.

Circuit Diagram: 
Complementary electronic buzzer ring circuit

Color lights organ circuit

Using a 4017 CMOS circuit and some passive electronic components, can be build an color lights organ with LEDs. This lights organ LED is controlled by a signal that is picked up by a microphone.

Circuit Diagram: 
Color lights organ circuit diagram

Sinusoidal signal generator

This signal generator provides a sinusoidal output signal with a frequency of 440 Hz, at two voltage levels. Power can be made with a voltage between 1.5 V and 16 V.

Circuit Diagram: 
Sinusoidal signal generator circuit diagram

Circuit Diagram
STK4050V 200 watt amp electronic circuit

This 200 watt audio amplifier circuit diagram is based  on ...

4x60 watt power audio amplifier circuit diagram using STK433-870

A very simple class AB power audio amplifier electronic project can be designed using the STK433...

Hybrid 2 channel audio mixer circuit

A very simple hybrid 2 channel audio mixer electronic project can be designed using few external...

LM3876 56W audio amplifier circuit

Audio power amplifier presented in this electronic schematic circuit is based on the ...

TDA2822 power amplifier

TDA2822 power amplifier is a monolithic integrated circuit in 12+2+2 powerdip, intended for use...

LM391 audio amplifier( 40W - 60W )

Using the LM391 audio power driver circuit we can build a high power...

LM386 audio amplifier for voice

The LM386 is a power amplifier designed for use in low voltage consumer...

40, 70 watt power audio amplifier using TB2922HQ

Using the TB2922HQ audio power IC can be designed a very simple and high efficiency power audio...

LM4962 ceramic speaker driver

A very useful , high efficiency ceramic speaker driver circuit can be designed using the LM4962...

60 watt stereo power audio amplifier using STK433-730-E

A very simple high efficiency 60 watt stereo power audio amplifier circuit can...

Two-channel mixing desk circuit diagram

A two-channel mixing desk can be made using electronic diagram below. This mixing console lets...

Two-channel mixing desk circuit diagram
MOSFET power audio amplifier circuit

This MOSFET power audio amplifier circuit is designed using an TL071C operational amplifier some...

MOSFET power audio amplifier circuit