Let's use Arduino to make a light that turns on automatically only when someone approaches and turns off after a while.This ...

Build a tiny ESP32 OLED keychain with a 1.3-inch display and custom 3D-printed enclosure. Wire the ESP32 S3 and program it ...

Discover Practical MOSFET Electronics by Dogan Ibrahim, featuring LTspice simulations, Arduino motor control, amplifiers, and ...

Average video doorbell detection ranges vary from eight to 30 feet by brand, with sensor type, movement, sensitivity, ...

The forecast awakens.

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...

The best free project management software can simplify project planning, collaboration and communication and cross-platform workflows. By using the links below, you can dive straight into the ...

Maker, meme-r, and unabashed geek, Joe has been writing about technology since starting his career in 2018 at KnowTechie.

An interactive feature tracking the commercial real estate development frenzy in Davidson County. East Bank scrapyard sale named Deal of the Year at NBJ real estate ...

The Collocation Instruction Guide is a resource designed to help air sensor users learn the importance of collocation evaluation and the steps required to conduct a successful collocation. This ...

What is a Quality Assurance Project Plan (QAPP)? A QAPP is a written document that explains how organizations ensure – using quality assurance (QA) and quality control (QC) activities – that the data ...

Portable biosensors are revolutionizing the way we diagnose disease and ill-health. By varying a metasurface’s geometry continuously across a chip, a recent study by H. Kim et al. reports a new ...