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LM386-Based Audio Amplifier

Description This version of the LM386-based audio amplifier offers low noise, minimal distortion, and efficient power consumption. It operates within a 4V – 12V DC voltage supply and is capable of delivering a clean power output of 700mW. The amplifier…

3D Printed Enclosure for the Electronic Parts of a Conveyor System

Introduction Additive manufacturing or 3D printing, is a process of creating the desired objects or parts by building them layer by layer from a digital model. Using additive manufacturing principles, this project aims to design a 3D printed enclosure for…

Simple I/O Board for LabJack

Description LabJack is a device that provides analog inputs/outputs, digital inputs/outputs, and more that you can use in a computer-based instrumentation and control system. For example, suppose you want to create a computer-based project that collects data from various sensors…

LED Bar Graph Meter Utilizing the LM324 Opamp

Design Goals The diagram provided shows an LED bar graph meter circuit that utilizes operational amplifiers. The objective of this project is to design the PCB board for the circuit using EAGLE software and physically construct it. The process involves…

Parity Checker Circuit

I made this project as an Electronics Engineering Technician (EEN) student in my digital electronics course. I enjoyed working on it and learned a lot of things. Here, I provided an overview of how I made this simple yet fascinating…