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J-Tech Digital Guides
Articles
Explore practical guides, setup advice, and product insights from the J-Tech Digital team.
Featured Guide
ARC
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ARC vs eARC: What's the Difference and Which Is Better?Learn the differences between HDMI ARC and eARC, including supported audio formats, Dolby Atmos compatibility, bandwidth, and how to choose the right audio connection for your TV, soundbar, or home theater system.
Latest Articles
78 articles
AV-over-IP
IPTV Distribution Setup: A Practical Guide for Hotels, Hospitals & CampusesA practical guide to deploying IPTV distribution systems in hotels, hospitals, and campuses, covering encoder-decoder architecture, multicast streaming, managed switch requirements, IGMP...
1x2-HDMI-Splitter
The Ultimate Sports Watching Setup for 2026Build the ultimate sports watching setup for 2026 with multi-TV viewing, HDMI matrix systems, AV-over-IP distribution, immersive audio, and 4K sports streaming...
HDMI-Cable-Issues
7 Reasons Your HDMI Setup Keeps Failing (And Fixes)HDMI signal drops, flickering screens, and audio issues are some of the most common AV problems today. Learn the top 7 reasons...
4K-HDMI-Problems
Why Your TV Keeps Losing Signal: Common HDMI Handshake Problems ExplainedHDMI handshake problems are one of the most common causes of TVs losing signal, flickering screens, and audio dropouts. Learn what causes...
1x2-HDMI-Splitter
How to Duplicate One HDMI Source to Two Displays | 4K 60Hz (4:2:0) 1x2 HDMI Splitter (JTD-3287)Learn how to set up the J-Tech Digital JTD-3287 1x2 HDMI Splitter for dual-display mirroring with support for 4K@60Hz, HDR, and immersive...
AV-Distribution
AV-over-IP Is Becoming the Default Architecture for Modern AV DistributionAV-over-IP is transforming how modern AV systems are designed. Learn why network-based AV distribution is replacing traditional matrix systems in commercial spaces.
How to Troubleshoot HDMI Connection Issues (2026 Home Guide)HDMI not working? Learn how to fix “No Signal,” black screens, flickering, and HDMI audio issues with this simple step-by-step HDMI troubleshooting...
HDMI Video Wall Processors for Control Rooms & Command CentersExplore our HDMI Video Wall Controllers Processors for your next big setup!
Top 5 Must-Have Features in an AV-over-IP Switch (2025 Buyer’s Guide)Choosing the right AV-over-IP switch can make or break your video distribution network. In this 2025 Buyer’s Guide, we break down the...
The Secret to Clean, Powerful A/V Setups: Matrix Extenders ExplainedDiscover how J-Tech Digital’s HDMI Matrix Extenders simplify A/V distribution for both professionals and tech enthusiasts. From 4K signal routing to Power...
HDMI Hardware Encoder for Livestream: Types, Use Cases & Best PracticesExplore HDMI hardware encoders for livestream: 1080p, 4K, multi-channel & IPTV devices. Learn key features, use cases, and how to choose the...
HDMI Splitter vs HDMI Switch - Difference ExplainedUnderstand the difference and find out whether you need an HDMI Splitter or an HDMI Switch for your setup.
HDMI Multiviewer vs Video Wall vs Matrix: Understanding DifferencesDiscover the distinctions between HDMI multiviewer mode, video wall setups, and matrix switchers.
Top 5 Mistakes Installers Make with Video Extenders (and How to Avoid Them)Installing video extenders can seem straightforward until signal loss, resolution issues, or control failures pop up. In this post, we break down...
What is PoE / PoC / PoH – Power Over Ethernet?Discover the benefits of PoE, PoH, and PoC for efficient power and data transmission.