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During the testing of audio systems and telephone-like systems, it is useful to have a sinusoidal signal generator that produces forward and inverted signals in the range of around 15Hz to 15kHz. Here is one possible way of making...
This project aims to display the information entered in a mobile phone on an LED dot-matrix type scrolling display. It is done by interfacing a Bluetooth HC-05 module to an LED dot-matrix display using an STM32 board. The STM32 board,...
Almost all restaurants have handwash sink for the use of their customers. Since it is used by numerous people, the tap stops working properly after some time and starts leaking, leading to wastage of water. This circuit can prevent...
Recently, Google Glass was launched. It looks similar to ordinary glasses, but it consists of special transparent glass. This special transparent glass gives you the UI and works like a smartphone that displays news, time, books, and much more...
Most shunt resistors have values below one ohm. Such low values of resistances cannot be measured reliably due to range and resolution limitation of the measurement devices. These are usually measured using resistance bridges that require a special setup. Presented...
Have you ever considered making an audio system at home? Building your own audio system can not only be fun and exciting, it can give you the same performance, if not better, at a much lesser cost. This inexpensive...
We all have seen a physical doorbell outside the buildings. It is very useful; but in current scenarios where dangerous diseases like corona spreading exponentially in the entire world, the physical doorbell is not the right option. Continuously touching the...
Electronic drums are really the only option for drummers who live in apartments. While inexpensive electronic drum sets are available, they are little more than noise-making toys. High-end sets, on the other hand, can cost hundreds of thousands of...
Smart home solutions enable controlling the electrical devices such as lights, fans, water heater, water pumping motor, kitchen accessories etc. Smart contracts work on Blockchain and control these devices. In this mini-project, a peer to peer (P2P) network is...
In this mini-project, a smart home solution from scratch constructed. AI-powered gesture recognition (Android) app can open or close a (remote) door. This mini-project involves technologies such as AI, Data Science, IoT, Android, Cloud computing etc. Abstract Smart home solutions involve...
 
 

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