Designing a UJT-Based Audio Tone Generator Circuit is easy and fun. It makes music sound like small instrument. It use UJT as relaxation oscillator. Push buttons change frequency with different notes. Sound goes to speaker after amplifier. Press button, tone change and w UJT 2N2646 will make right frequency. Transistor boost the sound from speaker. […]
Audio Circuits
Canary Bird Chirp Generator Circuit
Canary Bird Chirp Generator Circuit is fun and easy circuit. It make sound like real canary bird chirping. Works like audio oscillator to copy bird sound. Circuit is used in toys, sound gadgets or DIY projects. It runs on 9V battery so anyone can use it easily. Circuit Working: Parts List: Component Specification Quantity Resistors […]
Jet Engine Sound Generator Circuit using IC HT2844P
Jet Engine Sound Generator Circuit using IC HT2844P is fun and learning project. It makes jet engine sound using simple parts. It uses IC HT2844P sound chip to make real jet noise which is good for model fans, school work or DIY fun. Circuit needs 3V power and keeps under 3.3V or else circuit may break. […]
Subwoofer Low Pass Filter Circuit using Op-Amp TL062
Subwoofer Low Pass Filter Circuit using Op-Amp TL062 that let low sound go and block high sound. This circuit is good for subwoofers which gives deep and strong bass. The circuit uses TL062 op-amp which is active for low pass type. It cut high sound and keep bass clean and loud. TL062 IC from ST […]
Car Stereo Amplifier Circuit using IC TDA1553
Car stereo amplifier is very important. It makes sound signal strong and give power to speaker so they work good. This Car Stereo Amplifier Circuit using IC TDA1553 chip is strong for Class B amplifier. Chip is made for car radios and is small in size, work well and need few parts to make. It […]
Designing a 24W Power Amplifier Circuit using IC TDA1516
TDA1516 is Class B power amp in 13-pin SIL package. It is good for many audio jobs. It has safety features like short circuit, overheat and reverse polarity protection. In BTL mode it gives 24W to 4 ohm speaker. This Designing a 24W Power Amplifier Circuit using IC TDA1516 is great for car audio and […]