Audio Amplifier Circuits
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A very high power and efficiency 100w power amplifier electronic project can be designed using the STK404 audio power amplifier hybrid ICs that consist of optimally-designed discrete component power amplifier circuits that have been miniaturized using.... -
This electret microphone amplifier is designed using common electronic components. This microphone amplifier uses an electret microphone capsule, but can be an dynamic microphone, which have a low resistance. This circuit requires a supply voltage between 5.... -
Using the LA4440 audio amplifier IC can be designed a very simple stereo power audio amplifier electronic project, that will provide a 6 watt output power into a 8 ohms load. Some features of this audio amplifier IC are: minimum number of external parts.... -
This LM12 audio amplifier circuit will provide a high output power on a 8 ohms or 4 ohms load impedance. The maximum output power delivered by this LM12 audio amplifier is around 60 watts on a 4 ohms load and 100 watts on a 4 ohms load on each channel. A.... -
Using the LM2876 audio power amplifier circuit can be designed a very simple high efficiency power audio amplifier capable of delivering 40W of continuous average power to an 8 © load with 0. 1% THD+N from 20Hz 20kHz. The LM2876 audio power amplifier circuit.... -
Using LM380 and few external components can be designed a simple audio amplifier that has many features like : wide supply voltage range, 150k © input impedance, low distortion, 1. 3A current capability. .. -
Using LM386 power amplifier designed for use in low voltage consumer applications can be designed a very simple voice amplifier with variable gain and volume control. The gain is internally set to 20 to keep external part count low, but the addition of an.... -
Using TBA820M audio amplifier integrated circuit can be designed a very simple audio amplifier circuit using few electronic parts. This audio amplifier electronic project has a very high gain as can be hear under water sounds. The TBA820M is a monolithic.... -
This TDA1514 audio amplifier circuit design electronic project is capable to provide a high audio power output using a specialized audio IC and other few common components. The TDA1514 audio IC is manufactured by Philips Semiconductor and is capable to.... -
The TDA1519 circuit can deliver 2x6 watts output power. TDA1519 is an integrated class-B dual output amplifier in a 9-lead single in-line (SIL) plastic medium power package is primarily developed for car radio applications. .. -
This TDA2030 200 watt amp low cost audio power amplifier can deliver high output audio power up to 200 watts on a 2 4 ohms load impedance. This 200 watt amp high power audio amplifier is build around the TDA2030 audio amplifier IC which normally can deliver.... -
This TDA2030 35 watt audio amplifier circuit project is designed to provide an output power of 35 watts on to a 8 ohms load. The TDA2030 is a monolithic IC in Pentawatt package intended for use as low frequency class AB amplifier. The TDA2030 provides high.... -
This TDA7056 power audio amplifier electronic circuit diagram project will provide a maximum output power of 1 watt into a 8 ohms load using a 6 volts power supply, or a maximum output power of 3 watts into a 16 ohms load using a 11 volts power supply. As.... -
Using TDA7250 audio driver manufactured by SGS Thomson, can be designed a very simple high power audio amplifier electronic project using few external electronic parts. This TDA7250 audio amplifier electronic project can be used using a 4 ohms load or a 8.... -
In practical cases a series resistance has always to be inserted, having it the double purpose of limiting the current at pin 7 and to smooth down the stand-by ON/OFF .. -
The input capacitor is for the low frequency cut-off and the standard value for the input capacitors is 0. 1uF ( the cut-off for this value is amount to 16Hz). .. -
A very simple class B power amplifier can be designed using TDA8560 audio IC. The TDA8560 amplifier has an internally fixed voltage gain for excellent channel balance. This audio amplifier electronic project will provide a dual 40 watt output power. This.... -
This electronic circuit diagram is an audio power amplifier based on TDA8571J integrated circuit, class-B output amplifier with four amplifiers in a BTL configuration, each with a gain of 34 dB. Main features of the TDA8571J amplifier circuit are : high.... -
This high power class D audio amplifier electronic project is designed using the TDA8920BTH audio power amplifier IC. This power amplifier audio IC has a very high efficiency with very low dissipation, providing a very high output power. The typical output.... -
The LM386 is a power amplifier designed for use in low voltage consumer applications. The gain is internally set to 20 to keep external part.... -
This circuit is of an 2x 2, 500W RMS stereo amplifier, super-light and without switching-mode power supply. The circuit just shows a channel, and the power supply that it assists to the two channels. The audio circuit should be duplicated, but the power.... -
This 200 watt audio amplifier circuit diagram is based on STK4050V high power audio amplifier IC and is designed do deliver up to 200 watts audio power on a single channel . STK4050V 200 watt audio amplifier circuit is pin compatibility with other STK.... -
LM12 operational amplifier can output currents up to 10A. The LM12 in encapsulated in TO-3 with 4 pins, can support up to 800W and has enough internal prot.... -
One car audio amplifier with TDA1562Q that can output 50W of audio power. TDA1562Q car amplifier circuit diagram 2 resistors 1 KOhms 2 resistors 4,7 KOhms.... -
This car audio stereo amplifier can deliver up to 30W on each speaker and it is build with TDA7394 from Philips TDA7394 datasheet.... -
This miniature audio amplifier delivers up to 250mW and can be used like a final stage audio amplifier for radio sets. The schematic is very simple: one BC.... -
This car stereo booster uses an LM2896 IC which has two integrated amplifiers. It can be powered with voltages up to 15 volts. The power output is 2. 5 watts per channel with an 8 © load and supply voltage of 12 volts. Using the bridge tehnique in the.... -
The final amplifier is the power source of every audio installation. Its job is to convert a small alternating voltage into a powerful signal for driving l....
New Circuits
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This project fits more for custom made battery casing that can have more space to hide things inside. This switch with few alterations can be used for any other project as well but is designed based on e-bike needs! This project use a clever functionality of.... -
The circuit described here uses ultrasonic oscillations and operates based on the propagation velocity of these oscillations in the air. Thus, we can easily determine the distance of two points if the time within which the wave travels this distance is.... -
Sometimes the precious metals are hidden too deep and are not detected except with complicated devices. In many cases, however, small pieces of precious metal buried near the surface can be detected by relatively simple means. Everyone is very attractive to.... -
Many times for various reasons we forget or can not water the plants that we have in our homes. And many humidity sensors units just notify us with a beeping sound or with a flashing light, that the pot needs watering. But what if we are away from home? This.... -
The principle behind a metal detector is really very simple. Proof of this is the circuit that follows, in which it proves that the construction of a metal detector can be done in the minute, with few components that we find very easily everywhere. With the.... -
The sub-harmonic bass generator is a sound producing unit for guitars. The sound it produces looks very much like that of the bass guitar. The octave generator is sometimes quite unusual since it does not produce any of the usual ways of coloring the sound,.... -
In the past the sounding (sea bottom measurement) was done with the "bullet", that is, with a heavy lead object that the seamen plucked into the sea hung from a calibrated rope. As soon as the "bullet" reached the bottom, the depth appeared directly from the.... -
This Amplifier was designed to have the following specifications: Distortion less than 0.1% at full power of 100W even at 20KHz. Power has to be attributed to an extended bandwidth. The output transistors must be protected against short circuits. The power.... -
A series of LEDs serve to alert the gardener when plants need water. Using two conventional digital integrated LEDs and a series of LEDs, we make a very useful device for gardening. The device detects the amount of water in the pot and alerts the grower.....
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