Building an automated attendance system using ESP32-CAM is a practical, affordable way to solve this problem for classrooms, ...

We may receive a commission on purchases made from links. Most TV and device remotes have a limited range. Not just that, but generally, they'll only work reliably at a certain angle. That means your ...

This research is aimed to explore the efficacy and comparison of low-cost light sensor measurements for agricultural applications. For this reason, TSL2561, BH1750, and TEMT6000, low-cost light ...

My surround system remote is starting to show its age so I decided to make an IR receiver to save and salvage its codes for future use. These codes will allow me to make a replacement remote, or ...

Optocouplers frequently fail without a sound in labs or during repairs. The package appears to be undamaged, but there may be no output from the LED source or the photosensitive output stage. Testing ...

Immunotherapy has transformed the way physicians treat patients. In the context of cancer, immune cells are suppressed and become inert as a result of tumor-derived molecules and proteins.

With Christmas a little over two weeks ago, one might be scrambling to find a gift for a loved one, friend, or family member. If you’re familiar with Arduino or Raspberry Pi and have a free weekend, ...

We may receive a commission on purchases made from links. It's typically assumed that when you purchase a smart TV or streaming player, it'll come with a remote to control it. Since the dawn of the ...

Google TV devices have a new remote option that uses indoor light to ensure it “never runs out of power.” In case you weren’t already aware, Google TV has a handful of reference designs for remote ...

Abstract: This paper presents a novel TRIAC-based infrared (IR) remote-controlled light dimmer using microcontroller that integrates with home automation systems to dynamically adjust light intensity ...

Domninus Scepter is a versatile ESP32-based IR/Bluetooth remote control system designed to control infrared devices such as TVs, air conditioners (ACs), and speakers, with additional Bluetooth ...