Content for Buzzer

Room Occupancy Counter

“A device that keeps track of how many people enter and exit a room, and alerts them if there are too many people. With the Coronavirus pandemic still very much a problem, practicing social distancing and staying away from others …

Big Arduino LCD Clock With Two Alarms and Temperature Monitor Controlled by IR TV Remote

“How to build an Arduino based LCD Clock with Two alarms and temperature monitor controlled by IR TV remote. This is an LCD clock made with DS3231 real time clock module, which unlike DS1307 has the possibility of Alarm and …

LCD Alarm Clock with many faces

“An LCD1602 alarm clock that includes many of the other LCD1602 clocks found on maker sites. Looking around for something to build, I decided on a LCD 1602 clock. After perusing the Web and finding many different implementations, I decided …

Project  Mini PLC

Mini PLC

“The Mini PLC card consists of a card developed by the Jefferson Bueno Channel on YouTube and allows you to use learning in low cost programming in relation to PLC commercials. The aim is to create an open software and …

Pong Tennis With LED Matrix, Arduino and Joysticks

“This project is intended for beginners and experienced tinkerers alike. At a basic level it can be done with a breadboard, jumper wires and stuck to to a piece of scrap material (I used wood) with Blu-Tack and no soldering …

Salvaged LED Display Microgame

“Good news! I just found a discarded VCR with an LED display. That means it’s time to salvage the display and make a project out of it. There is lots of info out there on standard 7-segment displays, but …

Smart Alarm Clock: a Smart Alarm Clock Made With Raspberry Pi

“Have you ever wanted a smart clock? If so, this is the solution for you! I made Smart Alarm Clock, this is a clock that you can change the alarm time according to the website. When the alarm goes off …

Otto DIY Humanoid Robot

“Otto bipedal robot now got arms to look similar to a “Human” and an LED matrix to express emotions. 3D print by yourself and then gather the parts to build by yourself. Otto is truly Opensource; it means the hardware …

Adjustable Countdown Timer

“Adjustable countdown timer using 4-digit 7-segment display. Countdown timer is probably the most natural project for the 4-digit 7-segment display. While exploring what is available online I found several projects, but did not find the one that I had in …

Face-Masks Disinfection Device — needlab

“UV-C / heat, Arduino-controlled, face-mask disinfecting device for Coronavirus (SARS-CoV-2). #COVID19DetectProtect FFP1 and FFP2 masks are indispensable protective elements during epidemics. They are intended for single-use, but during a crisis the re-usage is inevitable and disinfection mechanisms are required …