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ESP32 — Getting Started the Easy Way!

T.K. Hareendran - 10/03/17

  Open-hardware platforms enable rapid prototyping and faster time-to-market of new IoT applications. The objective of this post [...]

Open-Source Light Meter

T.K. Hareendran - 09/20/17

Light meters, these days, are no longer a mystery: From home-improvement stores to eBay and Amazon you can [...]

DIY Bosch BMP280 Pressure Sensor Project Primer

T.K. Hareendran - 09/06/17

Nowadays, numerous electronic sensor modules are available on the market that can be combined with inexpensive microcontroller boards [...]

The Arduino FM Radio Build

T.K. Hareendran - 08/29/17

What do you pick when you want to make something with a nostalgic touch? A radio, of course! [...]

Creating an Interleaved PWM Generator With an Arduino

T.K. Hareendran - 08/08/17

Pulse-width modulation (PWM) is the ground for control in power electronics. The vast majority of semiconductor power devices [...]
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Arduino Melody Shaper

T.K. Hareendran - 02/11/17

This tutorial will show you how to use the Arduino to play your most-loved tunes. The steps are [...]
EMFD-2

Simple EMF Detector/Meter

T.K. Hareendran - 02/09/17

I recently built a simple electromagnetic field (EMF) detector based on a code by Christian Figge that I [...]
schematic basic

Sine Wave Generator Circuit

T.K. Hareendran - 11/30/16

According to textbooks, a sine wave is a wave whose form resembles a sine curve. Often in power [...]
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Arduino Datalogger with Memory Card

T.K. Hareendran - 10/04/16

How do you save data from an Arduino-based device to a memory card? Fortunately, a microSD card and [...]

Arduino Visual Basic Integration

T.K. Hareendran - 09/22/16

Usually, I use the Serial Monitor of the Arduino IDE to communicate with the Arduino hardware. But now, [...]
555 radio beacon

Build Your Own Radio Beacons

T.K. Hareendran - 05/30/16

A radio beacon is a wireless device that marks a fixed location and allows direction-finding equipment to locate [...]
Camera Remote Control

Layman’s Camera Remote Control

T.K. Hareendran - 05/06/16

It’s sensible to use a remote control when your camera is mounted on a tripod, especially when you [...]
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