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TUTORIAL
91

Adjustable Frequency Timer: Learning Engineering Nuances

By Kaleb Kohlhase

The goal of the project is to make an adjustable frequency circuit that could turn an LED on and off with a 555 timer so that it blinks at different rates.

PROJECT
545

Working with the SparkFun AD8232 Single Lead Heart Rate Monitor

By Sarah Aman

Learn how to connect and read ECG signals using SparkFun's AD8232 heart monitor with Arduino. Ideal for DIY health and bio-sensing projects.

TUTORIAL
8,535

How To Use an Oscilloscope

By Maker.io Staff

Get started with oscilloscopes using this beginner-friendly guide. Discover the power of oscilloscopes for electronics diagnostics and testing.

PROJECT
118

Senior Design Part 5: Diagnosing PCB Issues

By Will Siffer

While testing our board, we discovered unexpected behavior when performing a board reset. Follow along as we find the source of the issue.

PROJECT
156

OpAmps Made Easy using the TSH82 Configurable OpAmp Board

By SparkFun Electronics

The TSH82 was designed to allow for rapid prototyping using OpAmps. This board will give you high performance and design flexibility.