Arduino VU meter using Neopixel LED
| | |

Arduino VU meter using Neopixel LED

I made many projects regarding Audio amplifiers and preamplifiers but this tutorial is for the visual music experience. I am going to make a music reactive neopixel based LED strip. The LEDs will glow according to the change in beat and the color is changed automatically. This type of multi color RGB pattern gives a…

Arduino based hexadecimal calculator
| |

Arduino based hexadecimal calculator

It is very easy to calculate the hexadecimal equivalent to a decimal number using dividing by 167 method. But this method is very long and sometimes very confusing when comes to large numbers. here I have a Arduino based decimal to hexadecimal converter. But let’s know more about hexadecimal number system and why it was…

Sensor Monitoring Using LoRa & Arduino
| |

Sensor Monitoring Using LoRa & Arduino

There are various sensor monitoring methods are available some of them using IoT and others using offline protocols like Bluetooth and BLE. But the offline method doesn’t offer a good range and online methods are expensive and very compilated. Today, we are going to make a simple sensor monitoring system using LoRa (long range radio)….