In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

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 ...

Graphics Cards Best graphics cards in 2026: I've tested pretty much every AMD and Nvidia GPU of the past 20 years and these are today's top cards Gaming Monitors A redditor who found their exact ...

OLED TVs became mainstream between the late 2010s and early 2020s, but if you bought an OLED during this phase, you might start to see some signs that it's on its last legs now. The lifespan of an ...

While LG hasn't yet officially announced all of its new 2026 OLED TVs, some exciting news about the new C6 model has surfaced, courtesy of HDTVTest's Vincent Teoh, who has managed to get an early ...

It’s not every day that you can snatch a fantastic OLED monitor at a deep discount, but today is one of them! I just spotted this 32-inch Samsung Odyssey OLED G8 for $500 off—an absolutely amazing ...

A new supply chain report suggests that Apple is planning to update its 24-inch iMac with OLED to make an improved and noticeably brighter display. According to The Elec, has issued a Request for ...

Since I joined What Hi-Fi?, OLED has been the top dog when it comes to raw performance in the TV market. Despite great strides by Mini LED, the ongoing promise of next-generation Micro LED, the best ...

The long-rumored Switch 2, as we’ll call it for now, is widely expected to launch in late 2024 – but Nintendo fans waiting for an upgrade to their existing console may find the Switch 2 something of a ...

The technology of TVs continues to change rapidly, with new screen formats and better and better quality visuals, so the question of how long your TV will last still remains important. OLED TV screens ...

Samsung's new 4th gen QD-OLED tech is slightly brighter and, in this implementation, fiendishly fast. But this is a whole hill of money for a 27-inch 1440p monitor. PC Gamer's got your back Our ...

Apple is developing versions of the iPad mini, iPad Air, MacBook Pro, and MacBook Air with OLED displays, according to Bloomberg. Apple already uses OLED displays in the iPad Pro, and has plans to ...