Insights
Practical notes on security and building systems
Written for the people who buy, specify and run these systems. No product promotion, just the decisions that matter.
Types of access control systems
Card, PIN, fingerprint, face and mobile; standalone, networked and cloud: what suits each place.
ReadINSIGHTHow much does a CCTV system cost?
The seven factors that set the price, three rough tiers, and how to cut cost without losing quality.
ReadINSIGHTNVR vs DVR
Which recorder suits your cameras: cable, resolution, expansion and storage.
ReadINSIGHTTypes of CCTV cameras: choosing the right one
Home, outdoor, wireless, small and solar cameras, plus recorders: which suits your site.
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How to specify CCTV so the footage is usable
Pixel density, DORI and why camera count is the wrong metric.
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Your access cards can probably be copied
125 kHz, MIFARE Classic, DESFire and what to migrate to.
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What a maintenance contract should contain
A checklist for PPM scopes, SLAs and reports.
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Fail-safe or fail-secure? Deciding door by door
Locks, power loss and fire alarm release.
ReadINSIGHTSmart door locks for villas and offices
Lock types, power, fail modes, integration with access control and the smart home, and installation points.
ReadINSIGHTHow to size a solar power system
Energy audit, panels, inverter, batteries and payback, with a worked example for Saudi conditions.
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