CCTV & network guides
Practical guides on IP cameras, NVR, DVR, PoE switches and networking gear.
What is a DVR? Complete digital video recorder guide
A DVR digitises analogue camera feeds and stores them on disk — ideal when you already have coaxial cabling.
2026-09-14 · 7 min read
What is an NVR? Network video recorders for IP cameras
An NVR records IP camera streams over Ethernet/PoE at high quality — the default for 4K and AI projects.
2026-09-10 · 8 min read
What is an XVR and when should you choose it?
An XVR supports multiple standards at once — a flexible way to mix analogue and IP cameras on one box.
2026-09-06 · 6 min read