Rotary Encoder

ROTARY ENCODER is a device used for knowing the axial movement and its direction. Although they are available in various types here we are going to discuss about simple contact type encoder module.

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Digital Controlled Bench Power Supply

“There have been quite a few nice power supply projects based around the XL4015 buck converter module. It is a great module for this type of project as it has a wide range of voltage output and decent current capability …

Piano Metronome

“This project was conceived of after I examined the types and styles of various off-the-shelf Metronomes. I am currently learning to play the piano and having a Metronome in order to keep time was necessary. I felt sure that I …

Music PlayBox - ITTT

“HKU Assignment Welcome to my “If This Then That” Project. For this project I made a simple music box where you can play several chords of instruments. You can choose which instrument you want to play (piano/guitar) and which …

The Nyctograph Machine

“A small printer for the peculiar alphabet invented to write in the dark by Lewis Carroll, author of Alice’s Adventures in Wonderland. Maybe you know Alice’s Adventures in Wonderland by Lewis Carroll. Or maybe do you remember at …

Function Generator (AD9833 Based)

“Hi, I am Gursimran Singh In this Instructable, I will guide you through on how to make a “functional” function generator, which can be very helpful when working with electronic circuits. A function generator can generate different kinds of signals …

Menus for Micropython

“Simple but powerful, multitasking menus for Micropython, using a little display board and a rotary encoder. This is a simple GUI menu system for micropython using a rotary encoder and a display. Menus are defined as lists and do not …

Kid’s Control Panel With Arduino(s)

“Since getting an Arduino starter kit I was wondering what to make of all those fancy buttons, shiny LEDs, touchscreen LCD displays… I was thinking about weather station, but I was told that in the maker’s world, weather station …

Measuring Wheel

“A 3D printed measuring wheel displaying both metric and imperial measurements. While reading some of the comments on DIY Simple Measuring Wheel with Rotary Encoder by Mirko Pavleski, one in particular stood out. The comment by soorajts suggesting “squeezing it …

DIY SDR DSP Radio with Raspberry Pi and RTLSDR Dongle

“The radio presented above is capable of receiving the entire spectrum, from 500 kHz to 2 Gigahertz. Software-defined radio (SDR) is a radio communication system where components that have been traditionally implemented in hardware (e.g. mixers, filters, amplifiers, modulators …

Xiao CV Sequencer

“Many modular synthesizer systems use Control Voltages (CV) to pass note information from one module to the other. When I started building my first modular VCO, I didn’t have a keyboard/sequencer capable of outputting CV signals, so I …