Learn to build an RFID based attendance system using Arduino with step-by-step instructions, circuit diagrams, and complete code. This $35 DIY project replaces expensive commercial systems with ...

Scanners for loose papers have become so commonplace that almost every printer includes one, but book scanners have remained frustratingly rare for non-librarians and archivists. [Brad Mattson] ...

Announced in September 2014, the Epson Perfection V850 remains the flagship model in the company’s scanning line-up. The highest-featured flatbed photo scanner currently available in Australia, it is ...

Boeing’s safety record comes under scanner, again Boeing’s 787 Dreamliner faces renewed scrutiny after Air India flight AI 171 crash—the first fatal 787-8 incident. With a history of ...

PowerMax EH-300 Elliptical Cross Trainer for Home Gym Workout Machine Adjustable Seat, LCD Display,Max User Weight 100kg, Hand Pulse Sensor, Anti Slip Pedal & 8 Level Resistance, Flywheel: 6KG Red ...

Gaming & creative laptops With Nvidia ’s RTX 50-series now coming to laptops en masse, APC puts seven top contenders through their paces. Asus ROG Strix Scar 16 (2025) Asus ROG Strix Scar 18 (2025) ...

The MFC-L9570CDW four-function (print, scan, copy, and fax) color laser AIO is designed for enterprises, fleets, and busy midsize offices and workgroups.

🧪 How It Works The servo rotates from 15° to 165° and back. At each degree, the ultrasonic sensor measures distance. Distance and angle are sent to the PC via Serial. Processing reads serial data and ...

Photonic crystal slow-light gratings fabricated using Si photonics enable high-speed, high-resolution, and wide field-of-view two-dimensional beam scanning via the thermo-optic effect. In this paper, ...

As a film-scanning perfectionist, what do I think is the best scanner available right now? Well, if you have a digital camera and macro lens, then I'd definitely recommend the Valoi easy35 as my new ...

Final Note If your fingerprint scanner isn’t showing up or working with Windows Hello, chances are it’s a driver issue, a missing setting, or hardware that doesn’t meet Microsoft’s biometric standards ...