Video Wall and AV Systems
LCD vs LED walls, pixel pitch, PPI, controllers vs matrix vs decoder, AV-over-IP, DSP/AEC audio, heat load, service access and commissioning.
Physical Security and Vehicle Barriers
Vehicle barriers, boom arms, road blockers, bollards, tyre killers, UVIS, crash ratings PAS 68/ASTM F2656, drainage, foundations and checkpoint integration.
X-Ray and Security Screening
Design a security checkpoint — X-ray tunnel classes, dual energy, penetration, WTMD zones, throughput, EMI, radiation safety and equipment selection.
How to Add a Dahua DVR or NVR to DMSS on a PC
Add a Dahua recorder to DMSS on Windows or macOS by serial number (P2P) or by local IP address, check the connection, and fix the most common errors.
Servers and Storage for Recordings and Site Data
How servers, DAS, NAS, SAN and RAID fit together for CCTV recordings and site data, with a capacity formula and a clear NVR versus VMS choice.