The following circuit is a 5W stereo audio amplifier, built based on single amplifier IC TA7227. The TA7227 can be used for dual mode (stereo […]
Electronic Schematic Diagram
300W OCL Power Amplifier
This 300W OCL power amplifier -i’m sorry for the blur diagram, but it should be readable- use 4 pairs of 2N3055 dan MJ3055 transistor as […]
Echo Chamber + Robot Voice Effect
The following circuit is the combination of echo chamber circuit that will make the sound repeated, just like an echo sound when you speak in […]
7W Audio Amplifier based TBA810
Here’s a circuit of 7W audio amplifier that is very simple and very easy to build. This amplifier is built using TBA810 as the main […]
4W Audio Amplifier based TDA1013B
The following diagram is the circuit diagram of simple 4W audio amplifier based TDA1013B. The amplifier is based on integrated audio amplifier chip, TDA1013B which […]
220V Touch Switch
This is a circuit of a touch switch used to turn on and turn off the electronic device that is connected to the 220V home […]
Turbo Bass
Above scheme diagram is turbo bass circuit that can be used to multiply the low frequency sound signals (bass) on your audio system, it also […]
Eight Sound Effects Generator
Here the circuit diagram of eight sound effects generator. The circuit will generate 8 type of sound effect, amplify the audio signal, so you will […]
Six LED Stereo VU Display
The following image is the scheme diagram of six LED stereo VU display circuit which build using Dot/Bar Display Driver IC LM3915. This VU display […]
Hi-Fi Tone Control
This is a inexpensive high fidelity (hi-fi) tone control circuit designed just with two low cost transistors as the active components. The schematic is one […]