Improved version of the soldering iron controller for Hakko 907 iron.
To simplify building the controller, LCD screen is implemented.
Project tutorial by Alexander
Track display for a Commodore 1541 floppy drive (retro hardware).
Project showcase by Oe7Twj
Standalone PC software to use your Arduino as an oscilloscope, supports up to eight channels, at rates up to 100 kHz.
Simple to build and useful instrument for your lab.
Project tutorial by Mirko Pavleski
Another simple to build useful instrument in you lab.
"how to hook NRF24 Modules with an Arduino Correctly without killing the module"
Project tutorial by Arnov Sharma
A useful tool for accurately measuring long distances.
Inexpensive, precision, autorange capacitance meter with a large range.
This is my 4th tutorial on how to drive a RELAY (not a relay module) with an Arduino.
Timer to set a custom time for developing of UV sensitive PCBs with built in safety feature.
Project showcase by dingo27 Mobile
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
Generates a completely random number utilizing an unused pin and the in-built random number generator.
Use the latest ATtiny processors in the Arduino Environment. These have the memory capacity of ATmega chips in smaller and cheaper packages.
by John Bradnam
The device is sufficiently accurate and uses minimum number of external components.
A cheap $10 UPDI programmer for Mircochip's new avrTiny processors.
Project tutorial by John Bradnam
Android app to control Arduino's inputs outputs
Project tutorial by moty
Sketch of transistor tester project so it's much simpler to study, modify, verify and upload to an Arduino
Project showcase by SmartTronics
Android app of frequency counter using Arduino.
In this project, you can measure typically up to 48V. It is recommended to use Arduino digital voltmeter as “0-48V DVM”.
Project showcase by KumarB
Measure rotation speed (RPM) with Optocoupler and Encoder disk and Arduino - Quick and Easy!
by Boian Mitov
Oscilloscope for Android device and Arduino.
Control 256 relays! Seeing is believing!
Measure and record mains frequency on the SD card along with the timestamp.
Project tutorial by Neeraj Rane
Use the IO Expander and Relay Expander with the Arduino to control up to 65,280 relays!
Project tutorial by Christian
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