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DTECH Articles

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...

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...

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...

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...

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...

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...

09/03/2026

The Complete Guide to Cat6 Data Cable: Speed, Distance, PoE and When to Upgrade

Cat6 is the current baseline standard for commercial and enterprise network cabling. Introduced in 2002 and formalised under TIA/EIA-568-C.2 and ISO/IEC 11801, it replaced Cat5e as the recommended horizontal cabling...

04/05/2026

The Complete Guide to Cat6A Cable: Speed, Distance, PoE and When to Upgrade

Cat6A — Augmented Category 6 — is the current recommended standard for new commercial structured cabling installations. Specified to 500MHz bandwidth and certified for 10 Gigabit Ethernet at the full...