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Test & Measurement
Build Your Own Voice-Activated Home Automation System with the Gentleman Maker’s Posh Butler
Learn how to use a Raspberry Pi to make your own posh home automation system!
February 24, 2019
Build Your Own Metal Detector with an Arduino
Building a metal detector using a Colpitts oscillator and an Arduino.
October 03, 2016
Measuring Temperature with an NTC Thermistor
For this article, we are only concerned with one type of sensor that can measure temperature. This sensor is called a thermistor.
August 15, 2016
Never Run Out of Tea Again! How to Build the Gentleman Maker’s Intelli-T Raspberry Pi Sensor Alarm
Never run out of tea again! The Intelli-T uses a weight sensor and a Raspberry Pi to alert you when your tea supply is running low.
February 12, 2019
Using a SIM900A to Send Sensor Data to a Website
In this article, I'll show you how I used one of my SIM900A GSM modules to send temperature and relative humidity to my personal website....
February 23, 2017
How to Check and Calibrate a Humidity Sensor
How accurate is your humidity sensor? Find out with this project.
November 29, 2017
Read and Write on NFC Tags with an Arduino
Learn to use an Arduino to read NFC tags and write information on them! Near field communication protocols are what electronic devices can use to communicate and transfer data between each...
October 27, 2015
Capturing IMU Data with a BNO055 Absolute Orientation Sensor
The BNO055 is an absolute orientation sensor from Bosch that combines sensor data and a microprocessor to filter and combine the data, giving users their absolute orientation in space....
March 22, 2017
How to Build a Weighing Scale Using a Load Cell and a Microcontroller
In this project, we're making a weighing scale using a C8051 microcontroller development kit, a load cell, and the Simplicity Studio IDE. The measured weight will be displayed on an LCD...
October 10, 2017
An ATMega328-based Data Acquisition System
In this article I will show you how to use the internal EEPROM of an ATMega 328P microcontroller. I will use a USB-to-serial converter, and an LM35 temperature sensor. I will also give you some...
October 18, 2015
How to Eliminate Ground Loops with Signal Isolation
This project explains how to isolate signals to eliminate ground loops in electronic systems.
January 29, 2016
How to Make an Interactive TCP Server with NodeMCU on the ESP8266
Learn how to connect your device with Linux Screen using the built-in Lua interpreter to set up the file system and connect to the network. Then, learn how to automate the scripting process...
July 22, 2015
An Arduino-Controlled Light Sensor
Monitoring the output of a light-dependent resistor, or photoresistor, allows the Arduino to know how light or dark it is. When the light falls below a certain level, the Arduino turns on a...
June 01, 2015
How to Design a Super Simple Sensor System for Industrial Monitoring Applications
This article describes an Ethernet-connected subsystem of a larger modular sensor system designed for industrial or smart home sensing and monitoring. We will discuss a custom sensor subsystem...
September 12, 2018
How to Build a Particulate Matter Detector for Air Quality Measurement
Use a Honeywell particle sensor to measure 2.5 µm PM and 10.0 µm PM concentrations in your environment.
March 28, 2018
How to Make Your Umbrella into a Weather Station with a Particle Photon
Want to get to-the-minute, location-specific weather information delivered right to your own Adafruit IO dashboard? It's time to assemble your very own SmartBrella....
December 13, 2018
Measure Distance with a Sonar Sensor on an Arduino
Learn how to measure distances up to 20 ft with a sonar sensor on an Arduino!
January 16, 2016
Build a Desktop Industrial Automation Trainer
In this project, the reader will learn how to build and program a desktop industrial automation trainer for experimentation in robotics, motor, and process control system concepts on their...
April 21, 2016
Introduction to the MQTT Protocol on NodeMCU
MQ Telemetry Transport (MQTT) is a popular low-overhead messaging protocol used by many IoT devices to communicate. This tutorial will show the user how to to set up a basic MQTT network using...
September 15, 2015
Make a GPS Clock With Arduino
Do you need GPS time on your desk? This article will show you how to use a GPS module to get time, date and your location displayed on an LCD with an Arduino....
December 09, 2015
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