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A 3-channel fully automated Dew Controller (DIY project) based on Arduino Nano for telescopes. For $48 or less.
(c) Copyright Robert Brown 2014-2025. All Rights Reserved.
Permission is granted for personal and Academic use only. Code or portions of code may not be copied or used without appropriate credit given to author.
A very popular project with over 48,000 downloads.
There is a new ESP32 WiFi version at https://sourceforge.net/projects/esp32-dew-controller/
The older...
Read the temperature, display it on this neat little 10-LED muticolor array. The array has, in order, BGGGGYYYRR LEDs. This first version is a trivial program that scans the CPU temp and uses 10 GPIO pins, one for each LED.
Android app now available! You can download .apk file from 'Files' section. (Or by visiting this page from your Android device)
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A simple and useful GUI(Linux only) and command line program that lets you convert widely used temperature units to each other: Fahrenheit, Celsius and Kelvin.
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Written by İ. Yuşa Çetin
Using Python and gtk for GUI,
C for algorithms and command line usage,
Java for the Android...
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Geographic restrictions, eligibility, and terms apply.
The project offers support for NTC thermistor calculations. The Steinhart-Hart equation is a mathematical model for these thermistors. Software to calculate the coefficients based on temp-resistance tables and functions allowing conversion are provided.
A simple python script for aquarists that figures tank volume, salinity, converts temp & volume, and calculates substrates based on their specific gravity.
This project is a combination of hardware and software used to monitor and control a hydroponic garden. Measures, logs, and charts: pH, EC, Temp, Res Depth, Light. Controls pumps, lamps, and fill/flush. It can contact the user via email or pager.
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