Measure Sound/Noise Level in dB with Microphone and Arduino
Noise pollution has really started to gain importance due to high population density. A normal human ear could hear sound...
Aswinth Raj
Name
Aswinth Raj
Country
India
My Articles
Optical Character Recognition (OCR) using Tesseract on Raspberry Pi
The ability of machines to use a camera to look at the real world and interpret data from it would have a greater influence on...
Raspberry Pi Based Jarvis themed Speaking Alarm Clock
“Good morning. It’s 7:00 a.m. The weather in Malibu is 72 degrees with scattered clouds. The surf conditions are fair with...
Make a Non-Contact Infrared Thermometer with IR Temperature Sensor
When debugging an electronics circuit or testing a new hardware design, often times I tend to check if the components on the...
Lora Based GPS Tracker using Arduino and LoRa Shield
Knowing the whereabouts of a particular object/person has always been comforting. Today, GPS is being extensively used in asset...
Single Cell Boost Converter Circuit using Coin Cell – 5V Output
Battery cells are the most commonly used energy source to power portable electronics. Be it a simple alarm clock or an IoT...
Arduino Whistle Detector Switch using Sound Sensor
As a kid I was fascinated by a toy music car which gets triggered when you clap your hands, and then as I grew up I wondered if...
Electric Vehicle On-board Chargers and Charging Stations
As the world is gearing up to unleash an EV revolution, it is still true that the rate of adaption is slow. Electric Vehicles (...
How to make a Supercapacitor Charger Circuit
The term Supercapacitors and its possible usage in Electric Vehicles, Smartphone’s and IoT devices are being considered...
IoT Based Biometric Attendance system using Arduino and Thingsboard
Few years back if you were to tell someone that the Geyser and bedroom lights in your home are connected to internet, they...