Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

Learn how to easily adjust the contrast of a 1602 LCD display using Arduino. In this quick tutorial, I’ll show you a simple trick to control the contrast electronically, without relying solely on the ...

I'm kicking things off with one of my favorite deals on a modestly sized OLED TV. The B4 is LG's entry-level OLED TV from ...

QLED TVs are less susceptible to burn-in, but proper care of an OLED TV — and their pixel cleaning features — can negate this ...

The best OLED TVs deliver deeper black levels and wider viewing angles than LED and QLED models. Here are our top picks from LG and Samsung.

Samsung’s giant 49-inch OLED ultrawide gaming monitor is $400 off This massive gaming monitor can bring your gaming PC to its knees on AAA games, and today it's $400 off the retail price.

Nintendo Switch 2 The Switch 2's super sluggish LCD screen is 10 times slower than a typical gaming monitor and 100 times slower than an OLED panel according to independent testing News ...

OLED, or organic light-emitting diode, is a display technology used in everything from iPhones to gaming monitors to high-end TVs. It's good and getting even better. In 2025, two OLED TVs stand out -- ...

What just happened? Samsung has updated its smart monitor lineup with three new models, including, for the first time, an M-series with a QD-OLED screen.

Our list of the best TVs of the year includes budget-friendly models and top-shelf flagships ...

Here are the best TVs I've reviewed, including OLEDs and mini-LEDs, from top brands such as LG, Samsung and TCL.

What’s the difference between OLED, QLED, and QD-OLED? All three are different types of screen technology, although there is a certain amount of crossover between them. Like many LCD TVs, QLED TVs use ...