close

Make A Crystal-Locked FM Transmitter

The circuit presented here uses a crystal oscillator and frequency multiplier to generate a highly-stable carrier signal frequency of 96MHz. With 40mW of RF output, it can be used to transmit...

Contactless IR Thermometer For COVID-19 Detection

Due to the break out of COVID-19, we need to check our body temperature wherever we go -  from hospitals to airports - to detect any symptoms of the disease. Since...

Anti-Sleep Alarm for Truck Drivers

During the transportation of cargo and heavy materials over long distances (especially during night time) through trucks, the effects of inadequate sleep proves to be a major problem for these vehicle...
Smart Noise Detector Circuit

Make This Noise Detector For A Noise-Free Zone

‘Please Keep Silence!’ You must have seen this message written in such places as libraries and offices. But some people tend to, intentionally or unintentionally, make noise in such silence zones,...

Stephen Hawking Wheelchair Model Controlled By Eye Motion Part-1

Body paralysis caused by severe neural conditions is one of the most complicated and dreaded things to happen to humans. It makes the daily life of the affected person very difficult,...

Low-Cost Corona Sanitising Chamber

Staying safe and disinfected these days is one of the major issues.The chances of spreading the virus through touch has high probability in daily life. Therefore, we need an equipment that...

Cheapest Touchless Water Dispenser

A touchless water dispenser uses an IR sensor to detect whether or not a hand/glass is present near it. If detected, then a relay module is automatically triggered that is connected...

Molecular Electronics Biosensor Chips For Infectious Diseases Detection

Roswell Biotechnologies' and imec's collaborative work also aims at creating precise medicine and DNA storage It will be commercially available in wide scale in the future Roswell Biotechnologies, a pioneer in...
Home Quarantine

Home Quarantine Using Face Recognition

The title might seem a bit confusing but I’ll explain. Face Recognition for Home Quarantine is a smart system that restricts other people from entering your home without permission. It works...

Fruit Sorting Using OpenCV on Raspberry Pi

Sorting fruit one-by-one using hands is one of the most tiring jobs. It requires lots of effort and manpower and consumes lots of time as well. In modern times, the industries...