A Tiny, GSM-Based, Long-Range Spy Device
Bluetooth-based spying devices enable eavesdropping, much like those in James Bond films. However, Bluetooth and Wi-Fi have a limited range, restricting their effectiveness.
Now,...
Multi-Tasking Reminder Gadget With Electronic Calendar
This multitasking gadget supports elderly patients with memory impairments, individuals with infectious diseases, and students who need help staying organised. Equipped with a real-time...
IR Remote Switch: Control Appliances Wirelessly
An IR remote switch is a wireless device that uses infrared (IR) signals from a remote control to operate electrical appliances. Commonly used in...
Smallest IoT-enabled NEOPixel RGB LED Controller
RGB LED lighting is widely used in home automation, smart lighting, and creative projects. This project demonstrates building an IoT-enabled RGB LED Controller using...
Automatic Water Level Indicator And Controller
Water storage often presents challenges such as monitoring tank levels, preventing overflow, and reducing manual intervention to operate the pump. Two types of devices,...
Human Safety Device To Monitor Kids, Elderly, And Sick
This human safety device offers a compact, reliable solution for detecting, monitoring, and responding to emergencies involving vulnerable individuals.
Built using an IndusBoard Coin,...
AI-Powered Gesture Detection Using Edge Impulse
Artificial intelligence for gesture recognition and classification has transformative potential across industries, from healthcare to manufacturing and consumer devices. It enables tasks like motion...
Control Home Appliances With A Mobile Torch: DIY Light-Activated Switch Using LDR
Automation is now integral to daily life, with mobile phones serving as essential tools. This device employs a mobile phone torch to control domestic...
DIY Police Siren with ESP32: A Light and Sound Alternator
This sound alternator is designed to simulate the effects of a police siren, combining sound and light to create a dynamic audio-visual experience. It...
Wireless Control of BLDC Motor Using ESP32 and Web Interface
Integrating wireless control into brushless direct current (BLDC) motor systems opens up exciting possibilities for applications such as remote-controlled cars, robots, and other innovative...
Portable Bilingual Translator with Raspberry Pi Zero
This system is designed as a bilingual translator, leveraging the GTTS library to support multiple Indian languages, including English (en), Bengali (bn), Gujarati (gu),...
Vehicle Theft Detector with Alarm and Backup Power
A simple, low-cost Vehicle Theft Detector device can effectively alert homeowners or occupants if a parked vehicle is moved or tampered with. This hardwired...
IndusScope – Portable Smallest IoT Oscilloscope
Oscilloscope is an essential test and measurement device that enables us to analyze AC and DC signals, visualize waves, and determine frequency.
However, most traditional...
World’s Smallest Portable Ammeter and Energy Monitor Device
Imagine holding a portable Ammeter and Energy Meter in the size of a coin, just 3.3 cm in diameter, capable of performing the same...
World’s Smallest Programable Indus Phone Design (Part 2)
This is the second part of designing the world’s smallest phone Indus Phone, where the UI is integrated with the basic functions of the...
STK435 IC-Based Stereo Amplifier
This stereo AF amplifier uses the STK435 IC, a highly popular choice due to its simplicity. The STK435, with its 15-pin configuration, requires only...
Arduino-based Sewer Drain Shield for Smart Cities
Drainage systems are vital for storm water management but often transport pollutants, especially plastics, to rivers and oceans, harming ecosystems. Traditional sewer cleaning methods...
ESP32 Speech Function: Text to Speech
Speech capability in technology primarily has two dimensions: text to speech (TTS) and speech to text (STT). This ESP32 Text-to-Speech device focuses on TTS....