Tag: amplifier
![10W Class-D Stereo Audio Amplifier with Mute, Shutdown and Four Gain Settings 10W Class-D Stereo Audio Amplifier with Mute, Shutdown and Four Gain Settings](https://www.electronics-lab.com/wp-content/uploads/2021/11/008-4-1024x748.jpg)
10W Class-D Stereo Audio Amplifier with Mute, Shutdown and Four Gain Settings
This is a Class-D Stereo audio amplifier project that provides 10W stereo output. The amplifier includes Gain control using 2 x Jumpers, Mute function, and shutdown function. RCA female connectors are provided for the audio source input, screw terminals are provided for an easy...
Continue Reading![MEMS Microphone Pre-Amplifier with Compression and Noise Gating – Studio Quality Microphone Pre-Amplifier MEMS Microphone Pre-Amplifier with Compression and Noise Gating – Studio Quality Microphone Pre-Amplifier](https://www.electronics-lab.com/wp-content/uploads/2021/09/001-3-1024x659.jpg)
MEMS Microphone Pre-Amplifier with Compression and Noise Gating – Studio Quality Microphone Pre-Amplifier
MEMS Microphones is setting a new performance benchmark across a growing number of industries. These innovative silicon microphones were designed to extend the benefits of the lowest possible self-noise (high SNR) and lowest distortion to an ever-expanding number of applications. The...
Continue Reading![5 W + 5 W Dual BTL Class-D Audio Amplifier 5 W + 5 W Dual BTL Class-D Audio Amplifier](https://www.electronics-lab.com/wp-content/uploads/2021/08/005-5-1024x670.jpg)
5 W + 5 W Dual BTL Class-D Audio Amplifier
The project described here is a high-efficiency dual BTL class-D audio amplifier with single supply operations. The project was built using TDA7491LP13TR from ST. The low profile PCB design can fit in a small area, operating power supply 9-12V DC, Project supports single-ended or...
Continue Reading![3W Stereo Differential Input CLASS-D Audio Amplifier with UP/DOWN Volume 3W Stereo Differential Input CLASS-D Audio Amplifier with UP/DOWN Volume](https://www.electronics-lab.com/wp-content/uploads/2021/04/001-1-1024x602.jpg)
3W Stereo Differential Input CLASS-D Audio Amplifier with UP/DOWN Volume
The circuit presented here is a 3W stereo audio amplifier with memory UP/DOWN volume control. The project is based on PAM8408 IC from Diode Incorp which is a filter-less class-D amplifier with high SNR and Differential input which helps eliminate noise. Two tactile switches are...
Continue Reading![4 Channel Analog Video Distribution Amplifier 4 Channel Analog Video Distribution Amplifier](https://www.electronics-lab.com/wp-content/uploads/2021/02/002-3-1024x976.jpg)
4 Channel Analog Video Distribution Amplifier
The project presented here is a low-cost video distribution amplifier capable of driving up to four video lines. The amplifier is configured with a non-inverting gain of 2. The input video source is terminated in 75 Ohms and is applied to the high impedance non-inverting input. Each...
Continue Reading![3 Channel Analog Video Splitter with Video Amplifier 3 Channel Analog Video Splitter with Video Amplifier](https://www.electronics-lab.com/wp-content/uploads/2021/02/a-1-1024x805.jpg)
3 Channel Analog Video Splitter with Video Amplifier
If you need to drive multiple video gadgets or monitors from a single video signal source then this board is the right choice for you. This is a 3-channel video splitter with an amplifier and the circuit is built using discrete components. Q2 and Q1 act as a signal amplifier, Q3 act...
Continue Reading![Headphone Amplifier For DAC Converter Headphone Amplifier For DAC Converter](https://www.electronics-lab.com/wp-content/uploads/2021/01/3333-1024x634.jpg)
Headphone Amplifier For DAC Converter
This is a headphone amplifier project for audio digital-to-analog converters (DACs) with differential voltage outputs. This circuit converts the differential voltage output of the DAC to a single-ended, ground-referenced signal and provides the additional current necessary for...
Continue Reading![Photodiode Amplifier for Visible Light Using OPA381 – Arduino Nano Shield Photodiode Amplifier for Visible Light Using OPA381 – Arduino Nano Shield](https://www.electronics-lab.com/wp-content/uploads/2020/07/sch-1.jpg)
Photodiode Amplifier for Visible Light Using OPA381 – Arduino Nano Shield
The project presented here is a photodiode amplifier for visible light. The output voltage of the circuit increases linearly with light intensity. Low-cost BPW34 photodiode is used as a light sensor and OPA381 op-amp as an amplifier. OPA381 is a transimpedance amplifier that converts...
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