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PROJECT
139

ESP32 Relay Web Server

By SparkFun Electronics

The goal of this project is to have a website hosted on an ESP32 that controls any relay-controlled device connected to a local network and keeps a dynamically updated state of those devices.

PROJECT
59

3D Printed Illuminated Wand Prop

By SparkFun Electronics

In this tutorial, we will learn about how to create a theatrical prop for a performance by 3D printing a wand and adding an LED.

PROJECT
408

Audio Codec Breakout - WM8960 Hookup Guide

By SparkFun Electronics

The SparkFun Audio Codec Breakout - WM8960 is a low power, high quality stereo codec with 1W Stereo Class D speaker drivers and headphone drivers.

PROJECT
410

Single Cell LiPo Battery Care

By SparkFun Electronics

Lithium-Ion Polymer (LiPo) batteries are a favorite of ours. Very light weight and some of the highest energy densities available.

PROJECT
22

LED Crystal Goddess Crown

By SparkFun Electronics

In this project, we’ll create a wearable LED Crystal Crown using a simple circuit made of 7x Super Bright White LEDs wired in parallel and powered by two coin cell batteries wired in series.

PROJECT
63

Adjustable LiPo Charger Hookup Guide

By SparkFun Electronics

The SparkFun Adjustable LiPo Charger is a single-cell lithium polymer (LiPo) and lithium ion battery charger.