The device is capable of testing: PNP, NPN transistors, N or P channel MOSFET, diodes, double diodes, resistors, capacitors...
Project tutorial by Mirko Pavleski
Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!
Project tutorial by Christian
This is a simple square-wave generator that basically uses the TimerOne library allow you to generate a PWM signal at pin 9.
Need to control hundreds of relays with your Arduino, ESP8266, Pi, PC or Mac and activate them simultaneously within < 1 ms time window?
Improved version of the soldering iron controller for Hakko 907 iron.
To simplify building the controller, LCD screen is implemented.
Project tutorial by Alexander
Inexpensive, precision, autorange capacitance meter with a large range.
Simple to build and useful instrument for your lab.
On this simple tutorial, we will explore how to discover colors using an Arduino and the TCS 3200 sensor, displaying it on an LCD.
Project tutorial by MJRoBot (Marcelo Rovai)
A very simple but useful device for your lab.
An arduiNOOB friendly tutorial for beginners on daisy-chaining.
Project tutorial by HeathenHacks
The design and assembly of a DNA transilluminator allowing to examine the results of gel-electrophoresis procedures.
Project tutorial by Gabriel St-Pierre
A useful tool for accurately measuring long distances.
Another simple to build useful instrument in you lab.
You'll learn how to create an automation system to communicate 3 Arduinos via RS485.
Project tutorial by Moreira
Discharge a fully charged Lithium-Ion cell through a resistor while measuring the current flowing through the resistor to calculate capacity
Relay VS Transistor.
Project tutorial by mdraber
In this tutorial I am looking at using millis function in the code. Describing the advantages it has over using delay function.
A cheap $10 UPDI programmer for Mircochip's new avrTiny processors.
Project tutorial by John Bradnam
This device serves for accurate measurement of small resistances in the range of 0.1 ohm up to 50 ohms.
Android app of frequency counter using Arduino.
Project tutorial by moty
"how to hook NRF24 Modules with an Arduino Correctly without killing the module"
Project tutorial by Arnov Sharma
The device is sufficiently accurate and uses minimum number of external components.
Android app to control Arduino's inputs outputs
Oscilloscope for Android device and Arduino.
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