Audio Return Channel - 4KProjectorGuide

Audio & Integration

Understanding Earc Vs ARC Connections for Projectors

Beginning to understand EARC versus ARC connections for projectors reveals important differences that could enhance your home entertainment system—discover which one suits your setup best.

4KProjectorGuide Team
December 11, 2025

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Audio & Integration

HDMI ARC and Earc: Sending Audio From Projector to Sound System

Learn how HDMI ARC and eARC simplify sending audio from your projector to sound systems, but discover what you need to ensure perfect compatibility.

4KProjectorGuide Team
November 4, 2025

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effective projection test pattern utilization

Projection Basics

How to Use Projection Test Patterns Effectively

Theories about projection test patterns suggest they can unlock hidden insights, but…

4KProjectorGuide Team
January 1, 2026

Projection Basics

Mounting Distance Vs Screen Size: Basic Formulas You Should Know

Proper mounting distance varies with screen size; learn the basic formulas to optimize…

4KProjectorGuide Team
January 1, 2026

Audio & Integration

Headphones With Projectors: Wired and Wireless Options for Private Listening

Unlock the potential of immersive audio and visuals with headphones featuring…

4KProjectorGuide Team
December 31, 2025

Vetted

7 Best 8K AV Switchers for 2026 to Power Multiple Consoles

Discover the 7 best 8K AV switchers for 2026 to effortlessly power multiple consoles…

4KProjectorGuide Team
December 31, 2025