Graphic equalizer very useful in audio. It change volume of different sound parts to match what user like. 5-band equalizer split sound in 5 parts and user can adjust each part separately. LA3600 IC made for equalizer which is easy to use, strong and works well. This article for Designing a 5-Band Audio Equalizer Circuit […]
Audio Signal Distributor Circuit with Three Outputs
Audio Signal Distributor Circuit with Three Outputs is used to split one audio signal into three outputs with no sound quality loss. This circuit uses NE5532 op-amp and BC337, BC327 transistors. It send same audio to three outputs. The circuit is useful for sound system, headphone splitter or sending sound to many rooms. Circuit Working: […]
Voice and Music Audio Mixer Circuit using IC LM3900
This Voice and Music Audio Mixer Circuit using IC LM3900 is a voice and music audio mixer. It uses LM3900 quad op-amp. It take many audio inputs like mic signal and line audio and mix to one output. LM3900 IC is good choice as it give high gain and work with single power from +5V […]
Digital Volume Control Circuit using IC MAX5486
Volume control very important in audio technology. Digital way is more popular now and is very exact and works well. MAX5486 chip is made for digital volume control and its design is easy to make. This chip can adjust sound level clear and correct with digital signals. This article for Digital Volume Control Circuit using […]
150 Watt Audio Amplifier Circuit using Transistors
Amplifiers play a useful and important role in audio systems. They give power to speakers and keep sound good. This 150 Watt Audio Amplifier Circuit using Transistors gives 150W output. It uses two Darlington transistors like TIP142 and TIP147. It is good choice and works well with low cost and is best for 8 ohm […]
Class AB Stereo Amplifier Circuit
Audio amplifier is useful in electronics. It makes weak sound signals strong to run loudspeakers. Class AB Stereo Amplifier Circuit are special as they mix Class B which is for good power use and Class A which is for good sound features. This article shows a simple Class AB stereo amplifier which explains how it […]