Content for ULN2003

How to Make Arduino Hollow Clock

“Hey Guys, in this video I will show you how I made this amazing hollow clock using Arduino in very easy way. Before starting let me tell you some basic information about hollow clocks, The Arduino Hollow Clock is a …

Where’sLy Clock Project

“This project contains all the work I have done so far on creating a working GPS driven clock that emulates the Magical Clock from the Harry Potter films. I spent months on this and you are free to download the …

Cyclotron Clock

“3D Printed ESP32 WROOM 32D Perpetual Timepiece Using a wooden base, 3D printed parts and an ESP32 WROOM 32D module to display the time on four 28BYJ-48 Stepper Motor driven “perpetual rotating” digits. Time is stored on a RTC …

Automatic Pill or Medication Dispenser

“I created this pill or medication dispenser because my wife has to take several tablets in the morning and evening and was getting confused with which tablets she had taken and therefore not always taking the right medication at the …

Satellite Tracker W/ Green Laser Pointer

“This an adaptation of Alex Changs Satellite Tracker. This a portable version and can be used with either stand alone post or it can be mounted on a tripod. This version incorporates is a sturdier platform in order to support …

Door lock system with Arduino and RFID Module!

“Hey! This project shows how to make a door lock system, using Arduino, RFID Module, OLED Display and Stepper Motor. Hello! On this project, I’ll show how to make a door lock system using RFID module, stepper motor and …

3D Printed Timelapse/3D Scanning Turntable

“An affordable Arduino Turntable designed for Time lapse photography. Changing the gearing and code it can also be used for Photogrammetry/3D scanning or Video. The turntable operates on the move shoot move principle in the Timelapse and Photogrammetry modes …

Arduino Science Clock

“I have toyed with the idea of building a clock for sometime and my sister had a big birthday coming up so I decided that this was a great opportunity to build a clock for her as a gift. My …

Triangulum - 3D Printed 3-Hand Clock

“Hey! So this is a project I started April 8 2021, and since then, it has changed quite a bit. The basic idea was to make a clock shaped like a triangle. This morphed into a 3-hand clock with a …

DIY Arduino 3D Printed gear Clock

“In fact, it is not a very precise clock, but a visually interesting device. It consists of a set of gears powered by a small stepper motor. Today I will show you how to make a 3D Printed Arduino clock …