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“I recently had an idea to build a clock using NeoPixel ring and the popular ESP8266 module. I am sharing the instructions for others who may want to do the same/similar and save some time. The hardest part was …
“Want a way to spice up your New Year’s Eve party? Build this 10 minute countdown clock! For this project we are using an Arduino, momentary switch, power plug, 4 digit 7 segment display and some cardboard. There are …
“It is very cheap and easy to connect relays up to a radio controlled receiver ! This project will connect 4 (or 8 or more) relays up to one channel of your radio-controlled receiver so you can remote-control switches and lights …
“This project aims to make a system that effectively track celestial bodys (such as planets ) with a fair amount of accuracy.We will be using some algorithms along with a processing unit for the calculations and a servo mechanism to …
“Radio-frequency identification (RFID) uses electromagnetic fields to automatically identify and track tags attached to objects. The tags contain electronically stored information. Passive tags collect energy from a nearby RFID reader’s interrogating radio waves. Active tags have a local power …
“This instructable helps you to build a simplified tracking system and was inspired by beacon technology. In this case, the Ultrasonic rangers are functioning as/mimicking beacons, and the LCD screen as the screen of your mobile phone. The prototype …
“Finding a free parking lot in a congested city like Dhaka is very hard. Here, if anyone wants to go outside from home with personal car first thing comes in his mind is about parking, where he will park his …
“In this instructable, I have made a SMPS circuit which can be used to charge your laptop in a car or from any 12V battery. You can plug your existing charger in the circuit. It is not an inverter. Basically …
“Since 1988, our town of Holland, Michigan, best known for its annual tulip festival, diverted waste heat from its power plant into pipes that run under streets and sidewalks in the central business district. For years we have enjoyed open …
“The ESP8266 is an amazing chip! it comes in a variety of forms : ESP-12, ESP-07, NodeMCU, Wemos D1, and, the ESP-01. We all love to play with our ESP’s. Programming the ESP-01 is no easy …