Things people can do at home for diy STEM projects

Make This Handy Zener Meter For Faster Testing

The circuit presented here is compact and handy for measuring the voltage rating of a Zener diode instantly. To check a Zener diode, it is connected across a DC power supply with a suitable resistor in series, then the voltage drop across Zener diode is measured using a multimeter. The whole setup, including selection of…

Supplementing STEM Education at Home

Photo by Jeswin Thomas on Unsplash The COVID pandemic forced our children home from school in March, leaving parents and teachers scrambling. Many parents had to adjust to teaching their kids at home while working from home at the same time, and schools were unprepared for virtual learning. Now, with a COVID spike in many…

Conveyor Jam Detector For Industries

Advertisement The conveyor jam detector circuit presented here is designed to activate an alarm device or programmable logic controller (PLC) when the speed of the conveyor system falls below the set minimum speed, alerting the workers the possibility of jamming of the conveyor system. Conveyor jam detector is an indispensable sensor device found in most…

Make A Simple Capacitive Touch Keyboard With Arduino

Advertisement Certain shortcuts on your keyboard such as copy, paste or print can definitely simplify your work. And what if you can create these different keyboard operations on your own? Have you ever thought about this? This simple DIY project explains how you can make a portable device that performs different keyboard operations like copy…

Solar Day Lamp With Battery Backup

This solar day lamp with battery backup can be used in offices, homes, shops, warehouses, temples, etc. It offers a cost-effective way of harnessing solar energy. It is simple to manufacture and has a long life. The basic solar day lamp (SDL) consists of only two parts: photovoltaic (PV) panels and LED arrays. Due to…

Conveyor Jam Detector For Industries

The conveyor jam detector circuit presented here is designed to activate an alarm device or programmable logic controller (PLC) when the speed of the conveyor system falls below the set minimum speed, alerting the workers the possibility of jamming of the conveyor system. Conveyor jam detector is an indispensable sensor device found in most conveyor…