voltage

Vishay CHA Series Adds 0402 Resistors Vishay Introduces 0402 Case Size in CHA Series Resistors, AEC-Q200 Qualified

Vishay Intertechnology has announced an expansion of its CHA series of thin film chip resistors. The resistors, being AEC-Q200 qualified, meet…

DIY Piano Doorbell Replaces Classic Chime Sound DIY Piano Doorbell That Replaces the Classic Chime with Musical Notes

A simple piano doorbell that replaces the usual chime with real piano notes was demonstrated in a recent project published by Arpan Mondal. The…

Lizard, Open-Source ESP32 RC Race Car DIY 3D-Printed RC Car Hits 48 kmph with Custom ESP32 Electronics

Lizard is a remote-controlled race car project published by TRDB. It’s all 3D printed components minus the wheels and powered by a custom…

RECOM Releases 15W Ultra-Wide Input Power Modules RECOM Releases 15W AC to DC Power Modules with Market Leading Input Range

RECOM has released power modules featuring an ultra-wide input voltage range of 18 to 264 VAC and 18 to 375 VDC. Designed with a standard 1.5 by 2…

An IOT Based Smart AC Electricity Meter with Tamper Protection An IOT Based Smart AC Electricity Meter with Tamper Protection

I decided to create a Smart AC watt-hour meter after experiencing a spike in my electricity bill that left me both…

Live Wire Detector for Contactless AC Voltage Detection Build your own Live Wire Detector for Contactless AC Voltage Detection

There are a large number of injuries resulting from electrical shocks especially while maintaining and repairing electrical…

ESP32 Touch Sensor using Capacitive Touch Boards Build Your Own Capacitive Touch Sensor to Control Home Appliance using ESP32

In many cases,  ESP32 capacitive touch sensors are used instead of push buttons. The advantage is that we don't have to…

Bi-Directional Logic Level converter using MOSFET Bi-Directional Logic Level converter using MOSFET

Back in the ENIAC era, computers were more analog in nature and used very few digital ICs. Today an average Joe’s computer…

Understanding Power Factor and How It Affects your Energy Bills Understanding Power Factor and How It Affects your Energy Bills

Aside from safety and reliability, several other goals including efficiency should be pursued in the design and implementation…

Nodal Voltage Analysis Nodal Voltage Analysis

Analyzing circuit network is a crucial part in designing or working with pre-designed circuits, which deals with current and…