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 […]
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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 […]
Power Amplifier Circuit using IC TDA4935
Power amplifier is an useful device in audio system. It gives power for speaker to work good. TDA4935 is one best and is strong dual audio power amplifier IC. People use it in bridge mode to get high power. This Power Amplifier Circuit using IC TDA4935 show bridge design with TDA4935. It power 8 ohm […]
15W Class B Audio Amplifier Circuit
Audio amplifier make weak sound strong and is good for speakers. This 15W Class B Audio Amplifier Circuit give clear, loud sound and is good for home or DIY. It uses LM833 op-amp with NPN and PNP transistors for strong boost. Smart design cut distortion, works well and is efficient for many sound needs. Circuit […]