makers @ hackerspace.pl decided to hack the Zsun Wifi SD Card Reader and run OpenWrt on it and turn it on a awesome wifi device. Hacking the Zsun WiFi SD Card Reader -...

MindForge @ 43oh.com build a datalogger board which logs accelerometer values on a SD Card. The datalogger is built around an MSP430G2755 microcontroller and ADXL335 accelerometer sensor from Analog Devices. his project started as an EMG datalogger to study my dad’s Parkinson’s...

garagedrone @ dronegarageblog.wordpress.com build a 5.8GHz spectrum analyzer using Arduino nano and BOSCAM rx5808 receiver module which is very popular on FPV RX (receiver) builder scene: At the price of 9 dollars the BOSCAM rx5808 receiver module is very popular in the FPV RX...

BoianM @ instructables.com shows us how to build a remote temperature and humidity display using DHT11 sensor and two ESP8266 modules. To program the ESP8266 modules a visual programming software is used. The advantage of the ESP8266 over Arduino and other controllers is the builtin...

tttapa @ instructables.com has posted a detailed introduction to Arduino, mainly focused on beginners. It starts from the basic concepts of electronics and goes through different Arduino examples such as LED blink to stepper motor drive. After some years of experimenting with...

Jeremy B. Merrill lives near the LaGuardia airport and a lot of planes fly over his house all day long, so he decided to build a LED display showing the departure airport of the airplane that’s flying overhead. For that reason he used a Raspberry Pi, a Software-Defined Radio...

This video shows the steps to burn the bootloader from an Arduino UNO, to a new ATMEGA328P-AU chip. The new chips are the TQFP 32 type package. How to burn an Arduino UNO bootloader to a new ATMEGA328P-AU chip -...

Linear Technology announces the LTC3106, a highly integrated, 1.6µA quiescent current 300mV start-up buck-boost DC/DC converter with PowerPath™ management, optimized for multisource, low power systems. The LTC3106 is ideal for powering low power wireless sensors from rechargeable...