Sensors

New!

Electret Mic Breakout Board Hookup Guide

June 23, 2016

An introduction to working with the Electret Mic Breakout Board.
New!

Hazardous Gas Monitor

June 17, 2016

Build a portable gas monitor to check for dangerous levels of hazardous gases.
New!

Photon Remote Water Level Sensor

June 2, 2016

Learn how to build a remote water level sensor for a water storage tank and how to automate a pump based off the readings!

Si7021 Humidity and Temperature Sensor Hookup Guide

May 5, 2016

The Si7021 humidity and temperature sensor is an easy to use, digital, low-cost sensor to aid you in all your environment sensing needs.

Reed Switch Hookup Guide

May 5, 2016

Magnetically-actuated reed switches are the perfect component for non-contact proximity sensors. This tutorial provides a quick overview and example hook up.

Flex Sensor Hookup Guide

May 5, 2016

An overview of the flex sensor - a bendable variable resistor. Plus, example circuits and Arduino code to get you started!

Sensor Kit Resource Hub

May 5, 2016

An overview of each component in the SparkFun Sensor Kit, plus links to tutorials and other resources you'll need to hook them up.

PIR Motion Sensor Hookup Guide

May 5, 2016

An overview of passive infrared (PIR) motion detecting sensors, and how to hook them up to an Arduino.

QRD1114 Optical Detector Hookup Guide

May 5, 2016

Use this IR LED/phototransistor fusion to sense objects in close proximity or even the color of a surface!

Piezo Vibration Sensor Hookup Guide

May 5, 2016

How to combine a piezo sensor, high-value resistor, and an Arduino to create a vibration sensor.

Force Sensitive Resistor Hookup Guide

May 5, 2016

How to hook a force-sensitive resistor up to an Arduino to measure pressure variances.

SoftPot Hookup Guide

May 5, 2016

Equip your Arduino project with a sliding soft potentiometer to monitor position or adding linear control to your project.

Photocell Hookup Guide

May 5, 2016

Hook a light-sensing photocell up to an Arduino to create an ambient light monitor.

OpenLog Hookup Guide

April 7, 2016

An introduction to working with the OpenLog data logger.

Blynk Board Washer/Dryer Alarm

March 31, 2016

How to configure the Blynk Board and app to notify you when your washer or dryer is done shaking.

MyoWare Muscle Sensor Kit

March 17, 2016

Line of products to work with the MyoWare muscle sensor from Advancer Technologies

BadgerHack: Sensor Add-On Kit

February 16, 2016

Turn your Badger or Redstick into a temperature and soil moisture sensing display with the BadgerHack Sensor Add-On Kit

SparkFun Inventor's Kit for Edison Experiment Guide

December 17, 2015

Learn how to harness the power of the Intel® Edison using JavaScript to post data to the cloud, control electronics from smartphones, and host web pages that interact with circuits.

LilyPad Light Sensor Hookup Guide

November 19, 2015

How to hook up the LilyPad Light Sensor as well as some project ideas and example code.

MAX31855K Thermocouple Breakout Hookup Guide

November 5, 2015

Learn how to take readings with a k-type thermocouple using the MAX31855K cold-junction-compensated k-type thermocouple-to-digital converter.

MLX90614 IR Thermometer Hookup Guide

October 29, 2015

How to use the MLX90614 or our SparkFun IR Thermometer Evaluation Board to take temperatures remotely, over short distances.

Touch Potentiometer Hookup Guide

October 22, 2015

Learn how to use the SparkFun Touch Potentiometer to control lighting, volume or other inputs in your daily life.

SparkFun BME280 Breakout Hookup Guide

October 22, 2015

A guide for connecting the BEM280 sensor to a microcontroller, and for using the Sparkfun Arduino library.

SparkFun Line Follower Array Hookup Guide

October 15, 2015

Learn how to connect the RedBot Line Following Sensor Bar to an arduino type microcontroller. Use the example sketches to read data from the bar, and try out a simple line following algorithm.

Old Tutorials

Looking for the old, archived tutorials? Head on over to the archived tutorials on the main SparkFun site.
Please be aware that the tutorials you find there are no longer actively maintained.