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Recent New Posts


 Simple guitar fuzz effect circuit using IC-741

Saturday, July 26th, 2014

In play guitar or other instruments. Sometimes people just want to be a sound of unusual instruments, from some common. and this fuzz effect circuit or crack, it is the circuit that is commonly used characteristics as shown in Figure 1. How this circuit works In Figure 1 as circuit diagram of this project, we […]


 Sound detector using LM324

Friday, July 25th, 2014

Today Kunal Banerjee send this project to me. It is a sound detector using LM324. He say”DEAR SIR, TODAY I HAVE MADE A SOUND DETECTOR CIRCUIT, AND ITS WORKING VERY GOOD AS ITS CAPACITY TO CATCH THE AUDIO IS TOO HIGH AND EASILY DETECT THE SOUND AND THEN IT WORKS. SO PLEASE ACKNOWLEDGE. THANKING YOU.” […]


 Simple video amplifier using LM359

Thursday, July 24th, 2014

A video signal coming from the video player to connected to others video recorder or the video in of the TV. If we use a long cable to make the signal weaker. Thus, the strength or clarity of the signal is not performing well. We had to use a signal amplifier to solve this problem, […]


 The Filter circuit for the Scratch and Rumble Noise

Wednesday, July 23rd, 2014

If a friend gets into trouble about the noise. Try out this circuit before, may like. It is Filter the Scratch and Rumble Noise Circuit. That make a friend feels annoyed very the character of the circuit filters this frequency , use , Resistor , and , Capacitors , or , RC Filter that often […]


 Band rejection filter circuit using TL071

Wednesday, July 23rd, 2014

The band rejection filter circuit is not wide filter that can denial the frequency up to 60dB by we used the TL071 single chip op-amp it is very low distortion and work good at output to maximum to 100kHz or the range 1Hz to 20kHz In the circuit we defined three resistors R1,R2,R3 are like […]



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