In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

Filament at the ready.

This section defines the network credentials and server details required for sending the email. The ESP32-CAM connects to WiFi using the SSID and password. The host address, HTTPS port (443), and API ...

Orange High School senior Aanya Chepyala was recently named the Kiwanis Club of Lander Circle Senior of the Month for ...

Gaming PCs One Redditor has 3D-printed a big yellow air duct to attach to their GPU, and the results are middling: It 'does nothing but it looks cool' Gaming Keyboards As an ergonomic keyboard skeptic ...

The current Apple Studio Display launched in 2022 and has remained largely unchanged since, despite growing pressure from third-party displays offering better features. The next version appears ...

Building a DIY Arduino game controller requires specific hardware components. The table below lists all the components required to build the Arduino Uno game controller project. These components are ...

Samsung usually sticks to its own display division for Galaxy smartphones, especially when it comes to OLED panels. But that may not be the case with the upcoming Galaxy A57. A report from The Elec ...

Global brand LG is launching a new line of high resolution monitors ahead of CES 2026, including two gaming monitors, and one model particularly suited to Mac users. For the initial round of monitors ...

LG Electronics has unveiled the LG MAGNIT “Active Micro LED” display, set to be launched for the US at CES 2026. The LG MAGNIT Active Micro LED display features a 136″ screen, 4K Ultra HD resolution, ...

P10 Pin → Arduino Pin nOE → D9 (Output Enable, active low) A → D6 (Row select A) B → D7 (Row select B) CLK → D13 (SPI Clock) SCLK → D8 (Shift clock) R_DATA → D11 (SPI MOSI) ...