Security Camera Knowledge Base

Knowledge Base hub

Start with the core buying guides, then use the archive for detail.

The hub organizes PoE, NVR, PTZ, AI, solar, storage, placement, and business security content by buying path instead of publish date.

Open hub Use planner
Outdoor PoE security camera installation planning
CCTV Maintenance Guide for Long-Term System Reliability
A CCTV maintenance guide is a practical plan for keeping a surveillance system reliable after installation. Many security camera projects work well on the first day but slowly lose performance... Read more...
QuarkView CCTV troubleshooting for security camera and NVR surveillance system diagnostics
CCTV Troubleshooting Guide for Common Camera and NVR Problems
A CCTV troubleshooting guide helps installers and system owners diagnose common problems in a surveillance system without immediately replacing equipment. Modern CCTV can include analog cameras, IP camera devices, PoE... Read more...
Dual lens PoE security camera system example
Dual Lens Security Camera Technology Explained
A dual lens security camera is a surveillance camera that uses two optical channels in one housing. Each channel normally includes its own lens, image sensor, image signal processing path,... Read more...
Complete security camera buyer guide with QuarkView camera systems
Complete Buyer Guide for Security Cameras
A security camera buyer guide should help buyers choose equipment based on real surveillance goals instead of product listings alone. Security cameras are sold with many attractive specifications: 4K resolution,... Read more...
QuarkView NVR hard drive storage planning for multi-camera surveillance recording capacity
Surveillance Storage Planning: How Much NVR Hard Drive Capacity Do You Need?
Surveillance storage planning answers a question every security camera buyer eventually asks: how much NVR hard drive capacity do I need? The answer is not based only on the number... Read more...
Responsible video surveillance in an office and corridor environment
Security Camera Privacy Basics for Responsible Video Surveillance
Security camera privacy is a core part of responsible video surveillance. A security camera can protect people, property, and operations, but it can also collect personal information, create employee concerns,... Read more...
Small business owner checking live security camera views
Business Surveillance Checklist for Small Companies
A business surveillance checklist helps small companies turn security camera planning into a practical, repeatable process. Many businesses buy cameras only after a theft, dispute, safety incident, or insurance concern.... Read more...
NVR local recording with multiple security cameras
Security Camera Recording Basics: Continuous, Motion, Schedule, and Event Recording
Security camera recording is where a surveillance system becomes useful after an incident. Live viewing can help in the moment, but recorded video allows users to review what happened, when... Read more...
Wide angle versus zoom security camera field of view example
Wide Angle vs Zoom Security Cameras: Field of View and Detail Explained
Choosing between a wide angle and a zoom security camera is one of the most important decisions in a surveillance system design. Many buyers want a camera that can "see... Read more...