Tag Archive for "dc/dc" - Open Electronics

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The Torpedo 2: a cheap and super powerful 3A DC/DC converter with built-in charger
Some time ago we had introduced you to the Torpedo switching power supply, a particular kind of DC/DC power supply called SEPIC capable of supplying 5 V from several external supply sources, such as an external...
- Posted 7 years ago
- 2
The SEPIC switching converters
The SEPIC configuration, a very useful one, is used in modern converters for mixed supply systems. Thanks to the availability of an always growing number of specialized integrated circuits that realize – with the help of...
- Posted 8 years ago
- 0

SONY color camera module, 700 TV Lines
Color camera module equipped with a 1/3″ CCD sensor and...
- Posted 3 weeks ago
- 0
ESP32 Low Power Module
ESP32 Low Power Module, based on Espressif’s SoC capable of...
- Posted 2 months ago
- 0
Power supply latch
This power supply latch provides power to the external circuit...
- Posted 2 months ago
- 0
GSM/4G Remote Control with DTMF Commands
Two-way remote control system, based on the GSM/4G A7682E module...
- Posted 2 months ago
- 0
Acoustic amplifier – in DIY Kit
This kit creates a microphone amplifier with an output suitable...
- Posted 7 months ago
- 0
Clap sensor switch – in DIY Kit
It is capable of recognizing the sound of clapping hands...
- Posted 10 months ago
- 2
Liquid level indicator for tanks – in DIY kit
This monitoring device is useful for keeping track of the...
- Posted 10 months ago
- 0
LED candle with Breath-Activated ON/OFF – in DIY Kit
This LED candle with breath-activated ON/OFF function draws inspiration from...
- Posted 10 months ago
- 0

PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
- Posted 3 years ago
- 0
DIY Sensor – Innovation & Implementation
A sensor converts data such as heat, light, sound,...
- Posted 4 years ago
- 0
Getting Started with the ESP32
This article is a getting started guide for the ESP32...
- Posted 5 years ago
- 0

The flame that doesn’t burn
Based on Neopixel and a special ultra-thin Arduino, it simulates...
- Posted 2 years ago
- 1
Here are the Winners from the 3Drag 3d printing contest
Here we are, eventually the contest has come to an...
- Posted 10 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 10 years ago
- 0
Updates from the 3Drag 3dprinting contest: Karl Seiss’s Hack
Karl Seiss from Austria made a very clever hack to...
- Posted 10 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 2 years ago
- 4
PCB CAD, A SELECTION GUIDE
Getting to know and evaluate the software offer for PCB,...
- Posted 3 years ago
- 0
The Open Source community united against Covid-19
On March 11, WHO (World Health Organization) officially declared the...
- Posted 4 years ago
- 0
Coronavirus: Now Is The Time For Solidarity
The moment we are living, in China before and all...
- Posted 4 years ago
- 0

Arduino ISP (In System Programming) and stand-alone circuits
We use an Arduino to program other ATmega without...
- Posted 12 years ago
- 226
Arduino GSM shield
This is a very low...
- Posted 13 years ago
- 218
Localizer with SIM908 module
The device is based on a GSM/GPRS module with...
- Posted 12 years ago
- 187
GSM GPS shield for Arduino
Shield for Arduino designed and based on the module...
- Posted 12 years ago
- 181
Small Breakout for SIM900 GSM Module
Some post ago we presented a PCB to mount...
- Posted 13 years ago
- 115

makeITcircular 2024 content launched – Part of Maker Faire Rome 2024
Applications to MakeITcircular must be in by October 3,...
- Posted 2 weeks ago
- 0
SONY color camera module, 700 TV Lines
Color camera module equipped with a 1/3″ CCD sensor...
- Posted 3 weeks ago
- 0
ESP32 Low Power Module
ESP32 Low Power Module, based on Espressif’s SoC capable...
- Posted 2 months ago
- 0
Power supply latch
This power supply latch provides power to the external...
- Posted 2 months ago
- 0
Application For Maker Faire Rome 2024: Deadline June 20th
Learn More About the Ideas, Makers + Projects at...
- Posted 2 months ago
- 0