A bench amplifier is a small test amplifier which includes basically all the features that are required for testing the performance of an input audio signal. It can be also […]
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Bridged Amplifier Circuit using LM380 Circuit
The post explains how to configure a couple of LM380 ICs in the bridged format to create an output power that’s two times more or double of a single IC […]
70 Watt Stereo Amplifier Circuit
In this post we learn how to build a simple 70 + 70 watt stereo power amplifier circuit using transistors. The entire design along with power supply and PCB layouts […]
RF Amplifier Circuits and RF Converters
In this post we will discuss a few high frequency RF converter and preamplifier circuit designs which can be used for amplifying or enhancing the reception of an existing RF […]
4 Efficient PWM Amplifier Circuits Explained
Audio amplifiers which are designed to amplify an analogue audio signal through pulse width modulation or PWM processing and with adjustable duty cycle is known by many names including digital […]
100 Watt Guitar Amplifier Circuit
This 100 watt Guitar amplifier circuit can be used mainly for amplifying guitar sound and also a public address systems. To test its ruggedness, the unit is designed without any […]