Li-Fi – 200 Gbps via your room light
https://www.electronics-lab.com/li-fi-200-gbps-via-your-room-light/
Thijs Beckers @ elektormagazine.com has some great news about the Li-Fi technology: The French company Oledcomm displayed its technology at the Mobile World Congress in Barcelona (22-25 Feb 2016), where a smart phone is connected to the Internet using only an LED lamp, which reaches a connection speed that is a 100 times faster than the […]
OpenGarage – Open-source WiFi garage door opener
https://www.electronics-lab.com/opengarage-an-open-source-wifi-garage-door-opener/
Ray Wang has published a new project called OpenGarage, an open-source garage door opener based on ESP8266 and the Blynk app: Today I am very excited to introduce you to OpenGarage — an open-source, universal garage door opener built using the ESP8266 WiFi chip and the Blynk app. I’ve wanted to finish this project for […]
nRF24L01+ 2.4 GHz wireless connectivity with the TinyK20 board
https://www.electronics-lab.com/nrf24l01-2-4-ghz-wireless-connectivity-with-the-tinyk20-board/
Erich Styger show us how to connect nRF24L01+ transceiver module with tinyK20 Board and how to use the command line to communicate with it. He writes: I’m using the tiny and inexpensive Nordic Semiconductor nRF24L01+ transceiver (see “Tutorial: Nordic Semiconductor nRF24L01+ with the Freescale FRDM-K64F Board“) in many projects: it costs less than $3 and allows […]
1.2V to 37V Regulated Power Supply – 1.2A
https://www.electronics-lab.com/1-2v-to-37v-regulated-power-supply-1-2a/
This project provides a variable output power supply ranging from 1.2 to 37 V @ 1.5 A. Uses industry populer LM317 in TO3 package for delivering variable output voltage. Specifications Input 40 VDC or 28V AC 2Amps Output : 1.2 to 37 V @ 1.5 A regulated low ripple DC voltage Heatsink for regulator IC […]
1.2V to 37V Regulated Power Supply – 1.2A
https://www.electronics-lab.com/project/1-2v-to-37v-regulated-power-supply/
This project provides a variable output power supply ranging from 1.2 to 37 V @ 1.5 A. Uses industry popular LM317 in TO3 package for delivering variable output voltage. Specifications Input 40 VDC or 28V AC 2Amps Output : 1.2 to 37 V @ 1.5 A regulated low ripple DC voltage Heatsink for regulator IC […]
Software Defined Radio (SDR) shield for Arduino
https://www.electronics-lab.com/software-defined-radio-sdr-shield-for-arduino/
by Clemens Valens @ elektormagazine.com The new SDR board was created by Burkhard Kainka, the designer who also did the first SDR project. The antenna preselector of the original board has been removed while the CY27EE16 programmable oscillator was replaced by the Si5351 from Silicon Labs. The Arduino board takes over the functions of the FT232R […]
LTC4125 – 5W AutoResonant Wireless Power Transmitter
https://www.electronics-lab.com/ltc4125-5w-autoresonant-wireless-power-transmitter/
The LTC4125 is a simple and high performance monolithic full bridge resonant driver capable of delivering over 5W of power wirelessly to a properly tuned receiver. The device controls the current flow in a series connected transmit coil LC network to create a simple, safe and versatile wireless power transmitter. The LTC4125 wireless power transmitter […]
Open-source OBD adapter
https://www.electronics-lab.com/open-source-obd-adapter/
Alex @ obddiag.net has published a new open source OBD adapter which provides you a serial interface using the ELM327 command set and supports all OBD-II standards. The adapter kit schematic is shown here. It is built around NXP LPC1517 Cortex-M3 microprocessor with 64 kB program memory, but can accommodate another chip from same family like […]
How to measure mass of the Earth using Arduino
https://www.electronics-lab.com/how-to-measure-mass-of-the-earth-using-arduino/
victoryking @ instructables.com has posted a nice physics and arduino tutorial on how to measure the mass of earth. This is an indirect method to calculate the mass of earth by measuring acceleration due to gravity with the help of arduino. One fine day, I was weighing my self on a weighing scale. Suddenly a […]
FeatherHAB (Balloon Tracker) Firmware & Hardware Source Released
https://www.electronics-lab.com/featherhab-balloon-tracker-firmware-hardware-source-released/
Ethan Zonca has released the firmware and hardware of FeatherHAB. FeatherHAB is a small and inexpensive ballon GPS tracker. FeatherHAB is a lightweight, small, and inexpensive balloon tracker. It tracks the location of a balloon with GPS and broadcasts the balloon’s position to the APRS network on 144.390MHz. The tracker is built around a Ublox […]