The compact power amplifier chip LM386 is perfect if the whole scheme powered from the battery.This circuit can be used […]
Author: Amplifier Circuit
Inverting Amplifier Uses Two Class AB Amplification Isolated Cells
Transistors are used often as the three lead-amplifying devices, in which the voltage input and output signals are measured from […]
Amplifier Auto off Timer Circuit
This circuit turns off the power, or any other device when the input signal is absent for more than 15 […]
Preamplifier for ECM Microphone
A microphone amplifier that may be used with either Electret Condenser Microphone (ECM) inserts or dynamic inserts, made with discrete […]
Audio Frequency Amplifier 20W based LM1875
This scheme requires a minimum number of components. The amplifier has a good performance and very low harmonic distortion. At […]
Class D Amplifier for ATtiny15L
Recently, the widespread use of amplifiers have high efficiency – 90% or more. The sound signal is converted into a […]
Power Amplifier 2x18W with TDA1516Q
In many cars, cassette players use amplifiers that power does not exceed 5W with enough distortion to the limits of […]
Audio Amplifier
Audio Amplifier – a basic element of sound. This device receives a signal from the low-level line-out head unit and […]
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