Audio
400W RMS Stereo Power Amplifier
This is the schematic diagram of 400W RMS stereo power amplifier which use power transistor to work. This amplifier in…
Active Speaker Protector
This is a simple active speaker protector circuit which has a very important use, expecially to protect the loudspeakers of…
Two Tone Train Horn based NE556 Dual Timer
This is the circuit diagram of two tones train horn which built based dual timer IC NE556. The circuit is…
250W RMS Power Amplifier Legend Stage Master
Here is the 250W RMS power amplifier circuit called Legend-Stage Master. This is the previous version of Legend-Stage Master MK2.…
500W RMS Power Amplifier Based MOSFET
This is 500W RMS power amplifier circuit design, build based on MOSFET. The circuit is very popular in EE audio…
Galaxy Audio Booster using RC4558
The following is an electronic circuit called galaxy audio booster which serves to improve the performance of your audio system.…
Low Cost Electronic Rat Repellent
After we present a circuit of electronic mosquito repellent, this time will be continued with a circuit of electronics that…
Sine Wave to Square Wave Converter
This sine wave to square wave converter circuit is expected to provide good square waves changing a sine wave delivered…
12W Audio Amplifier based MOSFET 2SK135 / 2SJ50
This is a small 12W audio amplifier over a load of 8 Ω, that combining the NE5534 integrated with a…
Metronome Sound Generator
This is the electronic circuit diagram of metronome sound generator. The circuit featured adjustable volume and beats/minute with potentiometers. LED…