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Amplifier Circuits

Simple Passive Crossover Network Circuit for Loudspeakers

Last updated on 11 May 2026 by Admin-Lavi Leave a Comment

Think like music conductor who tell each instrument when to play. In a speaker system, a Simple Passive Crossover Network Circuit for Loudspeakers does the same thing but with sound. Also, normal speakers consist of many parts, with each part handling a different sound range, rather than just one component. Woofer make big boom sound, […]

Filed Under: Amplifier Circuits, Audio Circuits, DIY Projects, Hobby Circuits, Mini Projects

Amplifier Circuit using IC TDA2030

Last updated on 9 May 2026 by Admin-Lavi Leave a Comment

This article for Amplifier Circuit using IC TDA2030 talks about how to make 12 watt amplifier by using an IC, TDA2030 is very common IC for audio amplifier. Also, this is one chip for audio power amplifier which is good for low frequency class AB use. Circuit Working: Parts List: Components Values Quantity Resistors 22k […]

Filed Under: Amplifier Circuits, Audio Circuits, DIY Projects

Simple Surround Sound Speaker Circuit

Last updated on 9 May 2026 by Admin-Lavi Leave a Comment

No need to buy costly new speakers. This Simple Surround Sound Speaker Circuit in this article show how to make surround sound better, it also uses something call Hafler circuit made by man name David Hafler. So just turn one knob and place speakers right and then sound from front and back speakers get louder. […]

Filed Under: Amplifier Circuits, Audio Circuits, DIY Projects, Mini Projects

Audio Mixer Circuit using a Single Transistor

Last updated on 8 May 2026 by Admin-Lavi Leave a Comment

To begin with, this Audio Mixer Circuit using a Single Transistor is an small and easy circuit which mixes three sounds; it uses only one transistor which can mix two or three sounds into one. Also, it is good for beginners who want to learn about sound and electronics Circuit Working: Parts List: Components Values […]

Filed Under: Amplifier Circuits, Audio Circuits, DIY Projects, Transistor Circuits

Class A Amplifier Circuit

Last updated on 7 May 2026 by Admin-Lavi Leave a Comment

This article talk about Class A amplifier which is good for small speaker or headphone, also amplifier make sound more loud. Further, this Class A Amplifier Circuit uses near 20 milliamp power so it good for low power thing and we can show in this post how to make it using Q1 and Q2 transistor […]

Filed Under: Amplifier Circuits, Audio Circuits, Transistor Circuits

Bass Treble Tone Control Circuit using a Single Transistor

Last updated on 7 May 2026 by Admin-Lavi Leave a Comment

This Bass Treble Tone Control Circuit using a Single Transistor BC547 is an easy tone control circuit. Moreover, we can turn bass up or down and treble also in audio sound. What is Bass Treble Tone Control Circuit: Bass Treble Tone Control Circuit make treble go high by cutting sound below 500 Hz and when […]

Filed Under: Amplifier Circuits, Audio Circuits, Transistor Circuits

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