30 Watts Audio amplifier Circuit Description. A 30 watt audio amplifier circuit using TDA2040 is shown here. TDA2040 is a Class AB monolithic integrated audio amplifier available in…
DC Step Up Voltage Converter Description. A simple DC to DC step up voltage converter using LM2700 is shown here. LM2700 is a step up switching converter that…
10 Watts MOSFET Amplifier Description. The diagram shown here is of a 10W MOSFET amplifier circuit that requires only a single supply. Single rail supply is seldom used…
Car Audio Amplifier Circuit Description. A simple low power car stereo amplifier circuit based on TDA 2003 is shown here. The circuit uses cheap, readily available components and…
A simple and easy to build 50 watt MOSFET audio amplifier circuit is shown below. The circuit uses easily available components and provides excellent sound quality . …
Voltage Converter Circuit – 6 to 12 volts One of our valuable readers asked us about any other application of the Audio amplifier IC TDA2003. Well, it can…
Car Stereo Amplifier Circuit Given below is the circuit of a car stereo amplifier that can be used in cars or other vehicles. We have used TDA1553, which…
12 volt DC Power Supply from USB port The circuit given below infact is a 5 volt to 12 volt converter. It uses the 5 Volts from USB…
Audio Amplifier Circuit – 15 Watts The circuit below is of a 15 Watts Class B audio amplifier circuit designed using a dual Op-amp and transistors. Description : The…
Active Crossover Circuit Given below is an Active crossover circuit suitable for HiFi audio systems using LM833, the dual operational amplifier. Description: Crossover circuits are of two types,…
Bridge Amplifier The circuit given below is a bridge audio amplifier circuit using IC TDA4935. Description : TDA4935 is 2x15W high quality audio amplifier IC from Siemens. The…
Voltage Converter Circuit. Circuit given below is a 3V to 5V Voltage converter using CMOS IC MAX660 and MAX667. Description : In the circuit shown below, a 3V…
Voltage Doubler and Inverter Given below is the circuit diagram of a DC Voltage doubler and voltage inverter. Circuit uses a voltage converter IC MAX660. Description . A…
H Bridge Motor Control Given below is an H bridge motor control and driver circuit using IC L298 Description : A bidirectional H bridge DC motor control circuit is…
Description. LM4880 is HiFi dual audio amplifier IC from National Semiconductors. This IC is specifically designed to produce high quality audio output with a minimum number of external…
Description. The circuit shown below is of a DC motor driver circuit based on the IC TC4424 from Microchip. TC 4424 is a dual MOSFET driver that can…
Description. The circuit given here is of a simple H bridge motor driver circuit using easily available components. H Bridge is a very effective method for driving motors…
Stereo sound level meter / Stereo VU meter Description. The circuit shown here is of a stereo sound level indicator/VU meter using the IC TA7666P from Toshiba. The…
Description. Here is the circuit diagram of a simple 3 channel audio splitter based on the IC NE5532. NE5532 is a dual internally compensated low noise opamp from…
Description. Many low pass filter circuits for subwoofer are given here and this is just another one. The circuit given here is based on the opamp TL062 from…
Description. The circuit diagram shown here is of a 10V switching regulator based on the LM5007 from National Semiconductors. The LM5007 is an integrated step down switching regulator…
Description. This is just another 20W audio amplifier circuit , but this time based on the LM1875 audio amplifier IC from National Semiconductors. With a 25V dual power…
Description The audio amplifier shown here is based on the TDA7240 IC from ST Microelectronics. The TDA 7240 is an integrated audio amplifier IC that can deliver 20…
Description. Here is the circuit diagram of an excellent stereo preamplifier with tone control using the IC TDA1524 from Phillips. The IC requires very few external components, has…
100Watt Inverter Circuit Inverter circuits are among the easiest circuits to build for newbies. Here is the circuit diagram of a simple 100-watt inverter using IC CD4047 and…