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DTECH Articles

DTECH Articles & Resources

Explore practical guides, installation advice, product insights and industry updates from the DTECH team. Whether you're specifying products, planning a project or troubleshooting a network, you'll find straightforward technical content for installers, engineers and businesses.

All General Purpose Copper Systems Fibre Optic Systems Industrial Systems Audio / Visual Industry News

08/06/2026

KNX Cable Explained: What Makes It Different and Why It’s Not Optional

KNX is the most widely deployed open standard for building automation in Europe — controlling lighting, heating, blinds, ventilation, and energy management across residential and commercial installations. Unlike most low-voltage...
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01/10/2025

M12 X-Code vs D-Code: What’s the Difference and Which Do You Need?

If you're specifying industrial Ethernet connectivity for a machine, control panel, or automation system, the choice between M12 D-code and M12 X-code comes up on almost every project. The two...
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02/03/2026

OM4 vs OM5 Fibre: What’s the Difference and Which Should You Specify

When OM5 was introduced in 2016 it generated considerable interest — a new multimode fibre grade promising wideband capability, more data over fewer fibres, and a clear upgrade path beyond...
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01/05/2025

PoE vs. PoE++: What you need to know.

Power over Ethernet (PoE) has become a core technology for powering modern connected devices — allowing both data and electrical power to travel through a single Ethernet cable. As networks...
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22/06/2026

Pre-Terminated Fibre Optic Cable: When to Use It and How DTECH’s Service Works

Pre-terminated fibre optic cable is factory-assembled, factory-tested, and delivered ready to install — connectors already fitted, polarity already verified, insertion loss already measured and within specification before the cable leaves...
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01/08/2025

Single Mode vs Multimode Fibre: OM3, OM4 and OS2 Explained

When fibre optic cabling comes up on a project, the conversation usually moves quickly to OM3, OM4, or OS2. These designations tell you everything about what a cable can actually...
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05/01/2026

Solid vs Stranded Copper Data Cable: Which Do You Need?

Copper data cable comes in two fundamentally different conductor constructions: solid and stranded. The names describe exactly what they are — a solid core uses a single continuous copper wire...
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12/01/2026

Speaker Cable for Commercial Installations: A Guide to 100V Line, Gauge and Run Length

100V line — also called constant voltage or high impedance audio — is the standard system architecture for distributed audio in commercial buildings. Schools, hotels, retail spaces, offices, and transport...
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