![Simple circuit provides precision ADC interface Simple circuit provides precision ADC interface](https://www.electronics-lab.com/wp-content/uploads/2016/04/instrumentation_amplifier.png)
Simple circuit provides precision ADC interface
Moshe Gerstanhaber @ edn.com provides an simple ADC interface using instrumentation amplifier IC. Real-world measurement requires the extraction of weak signals from noisy sources. High common-mode voltages are often present even in differential measurements. The usual approach to...
Continue Reading![AAduino – Arduino Wireless in AA form factor AAduino – Arduino Wireless in AA form factor](https://www.electronics-lab.com/wp-content/uploads/2016/04/aaduino-comparison-e1461059426451.jpg)
AAduino – Arduino Wireless in AA form factor
Johan wanted to shrink his Arduino based ISM radio node to fit in an AA battery compartment so AAduino was born. The AAduino is an wireless Arduino clone the size of an AA battery with Keystone battery terminals rotated 180° to act as positive and negative terminals. It is powered...
Continue Reading![PIC16F628A Programmable Digital Timer PIC16F628A Programmable Digital Timer](https://www.electronics-lab.com/wp-content/uploads/2016/04/TimerOP1.jpg)
PIC16F628A Programmable Digital Timer
Raj Bhatt shared another project with us. This time is a programmable digital timer with relay switch based on PIC16F628A. Programmable relays find use in numerous automation applications such as automatic street light control, watering and pump control, HVAC, home automation, power...
Continue Reading![Mini Arduino Lux Meter Mini Arduino Lux Meter](https://www.electronics-lab.com/wp-content/uploads/2016/04/FFXIA2JIN3EHHKH.MEDIUM.jpg)
Mini Arduino Lux Meter
Here is a nice build of a LUX meter using BH1750 sensor and a Nokia 5110 LCD. The meter is controlled by an Arduino Pro Mini and is powered by a Li-Ion battery. The LCD backlight is controlled according to environment light and there is graphing capability of the measured light...
Continue Reading![Control ESP8266 over the internet Control ESP8266 over the internet](https://www.electronics-lab.com/wp-content/uploads/2016/04/F8H4C1WIN3EI8A1.MEDIUM.jpg)
Control ESP8266 over the internet
Here is a basic tutorial on how to control ESP8266 over the internet using two buttons on a browser window. The article goes through Arduino IDE configuration and example code is included. There are but a few things better than (succesfully) programming and using your Arduino. Surely...
Continue Reading![DIY Morning Feed With LED Matrix DIY Morning Feed With LED Matrix](https://www.electronics-lab.com/wp-content/uploads/2016/04/FS676X3IN4QEF6N.LARGE_-e1461051712796.jpg)
DIY Morning Feed With LED Matrix
Here is a LED matrix able to show useful information such as weather forecast, temperature and stock updates. The matrix is controlled by a Particle Photon board. You wake up in the morning. You're groggy. You grab your phone lazily and start browsing. You check the weather, your...
Continue Reading![Low-side I/V sensing IC, with internal power calculation Low-side I/V sensing IC, with internal power calculation](https://www.electronics-lab.com/wp-content/uploads/2016/04/160411edne-maxim.png)
Low-side I/V sensing IC, with internal power calculation
Maxim Integrated has posted details of the MAX44299, a low-side current, voltage, and power monitoring circuit that provides an analogue output current proportional to the measured current, voltage, and the internally calculated instantaneous power. The power monitor offers high...
Continue Reading![PiDrive – 314GB hard disk for the Raspberry Pi PiDrive – 314GB hard disk for the Raspberry Pi](https://www.electronics-lab.com/wp-content/uploads/2016/04/20160404121510_2016-04-04-Pi-drive.jpg)
PiDrive – 314GB hard disk for the Raspberry Pi
Western Digital have launched the WD PiDrive, a hard disk specially designed for the Raspberry Pi with a storage space of 314 GB. The engineers have modified the magnetic recording system and electronics to suit the characteristics of the RPi, and reduced the current...
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