![OpenCellular – An Open Source Wireless Access Platform From Facebook OpenCellular – An Open Source Wireless Access Platform From Facebook](https://www.electronics-lab.com/wp-content/uploads/2016/08/opencel_HW.jpg)
OpenCellular – An Open Source Wireless Access Platform From Facebook
Promised projects from Google and Facebook may change our world connectivity. We saw previously Loon project from Google and the Internet drone Aquila from Facebook. Facebook this time is trying to find a general solution to improve the connectivity infrastructure. The project called...
Continue Reading![16 Channel Tiny InfraRed Remote Controller – NEC Code 16 Channel Tiny InfraRed Remote Controller – NEC Code](https://www.electronics-lab.com/wp-content/uploads/2016/08/16-Channel-Tiny-Infra-Red-Remote-Controller-NEC-PIC02.jpg)
16 Channel Tiny InfraRed Remote Controller – NEC Code
16 Channel Infra-Red remote controller is built around PIC16F73 Microcontroller from Microchip. The receiver part follows NEC Code Format. Tiny receiver provides 16 latch outputs. All outputs are TTL and can drive Relay board or solid state relay. The circuit uses TSOP1738 Infra-Red...
Continue Reading![An Atmega library for multiple HD44780 LCDs An Atmega library for multiple HD44780 LCDs](https://www.electronics-lab.com/wp-content/uploads/2016/08/LCD_PCF8574_I2C_multiple_library.jpg)
An Atmega library for multiple HD44780 LCDs
Davide Gironi has posted an I2C multiple HD44780 AVR Atmega library: This library implements a driver for HD44780 lcd connected through PCF8574 port expander. Data is transmitted using only 2 wire over i2c with the PCF8574. This library can drive up to 8 LCD concurrently. Lcd...
Continue Reading![DIY PCB inspection microscope DIY PCB inspection microscope](https://www.electronics-lab.com/wp-content/uploads/2016/08/IMG_0703_2r-600.jpg)
DIY PCB inspection microscope
Saulius made a DIY PCB inspection microscope and wrote a post on his blog about it: Despite how good microscope you have, stand is still very important part of final assembly. And while there are many commercial ones made of cast iron, they might cost more than a microscope head...
Continue Reading![The DIY diabetes kit that’s keeping us alive The DIY diabetes kit that’s keeping us alive](https://www.electronics-lab.com/wp-content/uploads/2016/08/90359028_alistair1.jpg)
The DIY diabetes kit that’s keeping us alive
Alistair Samuelson uses open source code to track the blood sugar levels of his son George. by Zoe Kleinman @ bbc.com: Frustrated with traditional monitoring and its risks, Mr Samuelson and George have since joined a growing group of T1 sufferers who are building their own solutions...
Continue Reading![How to interface Keypad 4×4 with Arduino How to interface Keypad 4×4 with Arduino](https://www.electronics-lab.com/wp-content/uploads/2016/08/FS6CWSLIR9EIXGC.MEDIUM.jpg)
How to interface Keypad 4×4 with Arduino
In this tutorial we are going to learn some basics on using Keypad 4x4 on Arduino. by mybotic @ instructables.com This keypad consists of 4 rows x 4 columns of buttons. It is ultra-thin that it provides an useful human interface component for microcontroller projects. Convenient...
Continue Reading![A New Record for Single-molecule Diode A New Record for Single-molecule Diode](https://www.electronics-lab.com/wp-content/uploads/2016/08/20160418113808_Diode-molecuul.jpg)
A New Record for Single-molecule Diode
Diodes are one of the most common used electronic components in our designs used to direct the current flow. Single-molecule electronics is a “branch of nanotechnology that uses single molecules, or nanoscale collections of single molecules, as electronic components.” according to...
Continue Reading![A Bench Power Supply using computer PSU A Bench Power Supply using computer PSU](https://www.electronics-lab.com/wp-content/uploads/2016/08/front-acover-1024x661.jpg)
A Bench Power Supply using computer PSU
As we know, PSU in computers provides various DC voltages, 3.3V, 5V and 12V. These 3 levels are the most common ones needed in our labs, so usually PC PSUs are used by a lot of makers and hackers as their personal bench power supply. The PSU has a standard connector called ATX, you can...
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