Televisions

2 articles

Tech 14 Sep 2026 6 min read

HDMI eARC Carries TV Audio Back to Sound Systems

A television often sits at the center of several audio sources. Built-in streaming apps generate sound inside the TV, while game consoles and media players can send both video and audio into its HDMI inputs. An external soundbar or receiver then needs a route for that audio. HDMI Audio Return Channel provides such a route. Its enhanced form, eARC, expands the audio formats and data rates that can travel from the television back to compatible audio equipment.

HDMI eARC

Tech 03 Sep 2026 8 min read

What HDR Means on Screens and When It Makes a Visible Difference

A screen labelled HDR may promise brighter highlights, richer colours, and more realistic images. Yet turning on HDR does not automatically make every photo, game, or video look better. HDR stands for high dynamic range. In display use, the basic idea is to reproduce a wider range between dark and bright parts of an image while preserving useful detail across that range. Good HDR can make sunlight, reflections, lamps, and other highlights look more intense without forcing the rest of the picture to become equally bright.

Displays HDR