A good quality magnetic microphone is more better then a carbon microphone. The circuit is a very small good designed and using few parts to convert a carbon microphone. The circuit contains...
This is a simple electronic siren circuit, which can be used in many circuits where the need of siren is required. The circuit is very simple using only two....
A 555 tone generator circuit based on NE555 timer IC. In this circuit the IC is used as an astable oscillator....
Here is a circuit of a very sensitive microphone preamp circuit, which can be used to increase gain of microphone or boost the audio signals coming from microphone....
A high quality 12 watt amplifier circuit with stereo. The heart of the circuit is a TDA 2616 IC which is a stereo amplifier IC comes in 9 leads and SOT131 package....
A very simple two transistor amp circuit which can be use in any place where a little amplification of audio is required. This simple transistor amp is built around....
A very useful simple, portable easy to make guitar amp circuit which can be use for practicing or monitoring guitar. The heart of the circuit is a TDA7052 IC....
A very good quality and simple intercom circuit using only three transistors. By pressing the switch S2 the circuit will generate ring signals. For making two way...
This is a schematic of a 10W stereo audio amplifier using TDA2009A amplifier IC. TDA2009A is a good IC provides quality sound. It has built in features like...
Schematic diagram of a simple 7 watt audio amplifier using TDA2003 Amplifier IC. This is a good IC with many built in features like low harmonic distortion, short circuit protection....
A simple circuit diagram of a 6 watt amplifier with TA7222AP IC. It is a good quality audio amplifier IC and it has many good features like...
Here is a schematic diagram of a diy headphone amp circuit which will increase or amplify the audio in your headphones. You can use this headphone amplifier circuit...
Below is a schematic diagram of a speech amplifier circuit, this type of circuit is use to amplify the voice of a person in the crowd so every one can hear it...
This is a super simple mini easy to build 2 watt audio amplifier circuit ideal to use with small projects like pocket radios and other small audio gadgets, also work with 3v mercury button cell, this is a good IC...
This is a useful and simple 2 watt audio amp circuit using TBA820 amplifier IC. This is a great circuit to use as lab audio amplifier purpose...
This Below is a schematic diagram of a LM386 circuit / LM386 amp which can be used as a simple audio amplifer to increase the audio of your radio, mp3 players etc...