Tag Archive for "salt" - Open Electronics

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Water Softener Salt Level Monitor
Water softeners work using a process called ion exchange in which calcium and magnesium ions from hard water are exchanged with sodium chloride (salt) via a special resin. The water goes into a pressure vessel where it...
- Posted 5 months ago
- 0

Demoboard for ESP32
Demoboard for the famous ESP32 Bluetooth and WiFi module (available...
- Posted 2 months ago
- 1
TOTEM: learning by experimenting
Let’s learn about an interesting educational platform that allows...
- Posted 5 months ago
- 0
Air Quality Sensor – PM2.5, PM10
This module uses the principle of optical LASER light scattering...
- Posted 5 months ago
- 1
Small solar cell (0,5 V / 800 mA)
Photovoltaic cell with very small dimensions, suitable for carrying out...
- Posted 7 months ago
- 1
The cheapest Arduino alternative: PRO MIDI 1284P
It is halfway between an Arduino Mini (in size)...
- Posted 7 months ago
- 3
Chip 1 IN – 4 OUT USB 2.0 High Speed
The FE1.1s chip is a high-performance, low-power integrated circuit that...
- Posted 7 months ago
- 0
Display Oled 1.3 inch
1.3″ Organic Light Emitting Diode (OLED) Display with good contrast,...
- Posted 8 months ago
- 0
PRO midi 1284P Developer’s Board
Developer’s board specially made for use with the PRO midi...
- Posted 8 months ago
- 0

PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
- Posted 2 years ago
- 0
DIY Sensor – Innovation & Implementation
A sensor converts data such as heat, light, sound,...
- Posted 2 years ago
- 0
Getting Started with the ESP32
This article is a getting started guide for the ESP32...
- Posted 3 years ago
- 0

The flame that doesn’t burn
Based on Neopixel and a special ultra-thin Arduino, it simulates...
- Posted 12 months ago
- 1
Here are the Winners from the 3Drag 3d printing contest
Here we are, eventually the contest has come to an...
- Posted 8 years ago
- 0
Updates from the 3Drag 3dprinting contest: Roland Hoffert’s Hacks
Roland Hoffert, from www.eytec.de, submitted us this 3Drag (Velleman K8200...
- Posted 8 years ago
- 0
Updates from the 3Drag 3dprinting contest: Karl Seiss’s Hack
Karl Seiss from Austria made a very clever hack to...
- Posted 8 years ago
- 0

PCB Recycling: The Core of Your Electronics Is More Valuable Than You Think
The screen you are looking at this very moment will...
- Posted 1 year ago
- 4
PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
- Posted 2 years ago
- 0
The Open Source community united against Covid-19
On March 11, WHO (World Health Organization) officially declared the...
- Posted 3 years ago
- 0
Coronavirus: Now Is The Time For Solidarity
The moment we are living, in China before and all...
- Posted 3 years ago
- 0

Arduino ISP (In System Programming) and stand-alone circuits
We use an Arduino to program other ATmega without...
- Posted 11 years ago
- 225
Arduino GSM shield
This is a very low...
- Posted 12 years ago
- 218
Localizer with SIM908 module
The device is based on a GSM/GPRS module with...
- Posted 11 years ago
- 187
GSM GPS shield for Arduino
Shield for Arduino designed and based on the module...
- Posted 10 years ago
- 181
Small Breakout for SIM900 GSM Module
Some post ago we presented a PCB to mount...
- Posted 12 years ago
- 115

Understanding the Mechanics of 3D Printing
3D printing is a cutting-edge technology that enables the...
- Posted 10 hours ago
- 0
SDS011 the Air Quality Sensor
Measure the quality of the air around us using...
- Posted 1 month ago
- 1
Demoboard for ESP32
Demoboard for the famous ESP32 Bluetooth and WiFi module...
- Posted 2 months ago
- 1
“Colors of Italy” the interactive map of Italy based on the latest Decree
In Italy, during this pandemic period, Decrees of the...
- Posted 4 months ago
- 0
Control a Nintendo Gamecube with a PS3 controller
If you are a lover of Retrogaming and do...
- Posted 4 months ago
- 0