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Gas detector systems are mainly used for sensing the presence of gas leaks and then taking an action, such as automatically shutting down the source of gas or sounding an alarm to inform the people in the area about...
This project presents an artificial intelligence (AI)-based chatbot for controlling electrical home appliances using ESP8266-12E NodeMCU and Facebook Messenger platform. The platform for creating AI chatbot for Facebook is Chatfuel. The project also uses IFTTT and Adafruit IO for...
There are occasions when the water pump runs idle when there is no water in the sump/underground tank or the treadmill machine is left on, unintentionally. In such cases, motors of these electrical machines run unnecessarily. Running these for...
This project is designed to replace the defective control board with a new Control Board in Microwave Oven irrespective of brand and capacity. Microwave ovens are dumped as e-waste due to unserviceable control boards. Spare parts such as magnetron,...
In this video, the presenter is going to show you how he replaced his old laptop HDD to a new SSD. He will also be showing how he used the old HHD drive in the same laptop afterwards. Courtesy: ElectronFun.com  
Mixing liquids using a muddler or churner is a traditional technique. However, it is time-consuming and sometimes fails to mix these properly. Here is a low-cost and versatile hand mixer circuit. It can be used for making stuff like...
Metal oxide semiconductor field effect transistor (MOSFET) is a semiconductor device widely used for switching applications and amplifying electronic signals. While the facility to determine the type and pin configuration of bipolar junction transistors (BJTs) are available in digital...
Here is a simple circuit of a light-activated switch that automatically turns on the light/lamp at night and switches it off during the day. You do not have to manually operate the switch. Circuit and working The circuit diagram of the...
Fastest finger first technique is used in quiz shows (with rapid fire rounds) to find the order in which participants press the buzzer (to give an answer to the question). This project is designed for four players. For real-time...
All schools and colleges follow a timetable for their classes, providing different time slots for different subjects. In order to follow the planned timetable, a person is assigned the job of turning on and off an electric bell manually...