Tutorials (188)

Displaying 'tutorials' tags 1 - 25 of 188 in total

WDR Cheat Sheet and Camera Tracking - 30 Manufacturers

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Manufacturers are regularly cryptic about what WDR support they actually provide. They invent marketing buzzwords. They self assign dB rating that cannot meaningfully be compared across manufacturers. In IPVM's testing, the key differentiato...

By Ethan Ace and John Scanlan - 29 days ago

Remote Network Access for Video Surveillance Guide

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Remotely accessing surveillance systems is key in 2020, with more and more users relying on mobile apps as their main way of operating the system. However, remote access brings unique challenges with system security, ease of access, and configurat...

By IPVM Team - about 2 months ago

AI/Smart Camera Tutorial

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Cameras with video analytics, sometimes called 'Smart' camera or 'AI' cameras, etc. are one of the most promising growth areas of video surveillance. But what makes a camera 'smart' or 'AI'? In this 101 tutorial, we explain.

By Ethan Ace - 7 months ago

Converged vs Dedicated Networks For Surveillance Tutorial

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Use the existing network or deploy a new one? This is a critical choice in designing video surveillance systems. Though 'convergence' was a big theme of the past decade, deciding what to do has been much harder in practice. In this guide, we b...

By IPVM Team - 8 months ago

Bandwidth Fundamentals For Video Surveillance

Bandwidth is the most fundamental element of computer networking for video surveillance systems. Because video surveillance can consume an immense amount of bandwidth and because variations in bandwidth load of surveillance cameras can be so signi...

By IPVM Team - 9 months ago

Camera Field of View (FoV) Guide

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Field of View (FoV) and Angle of View (AoV), are deceptively complex. At their most basic, they simply describe what the camera can "see" and seem self-explanatory. However, when analyzing images, comparing cameras or projecting quality, subtletie...

By IPVM Team - 11 months ago

Tailgating: Access Control Tutorial

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Nearly all access control systems are vulnerable to an easy exploit called 'tailgating'. Indeed, a friendly gesture in holding doors for others often compromises access security. In this note, we take a look at 'tailgating', the most common cau...

By Brian Rhodes - 11 months ago

Camera Focusing Tutorial

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Camera focus is fundamental to quality imaging. Mistakes can significantly reduce details, making cameras less effective. In this guide, we explain focus issues and proper procedure, covering: Fixed vs. Varifocal Cameras Auto vs. Manual Foc...

By IPVM Team - 12 months ago

Lens Focal Length Tutorial

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3mm, 6mm, 2.8 - 9mm, 5 - 50mm, etc. Camera specifications often list lens lengths but what do they mean? These metrics are important in determining the correct camera coverage and Field of View (FoV). In this tutorial, we look at: What lens...

By IPVM Team - about 1 year ago

Subnetting for Video Surveillance

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This guide explains when subnetting is used on security networks, and how it works. We explain how to add or remove IP addresses to your range, borrowing bits, and the role of the subnet mask. Inside this report we provide information on: Ho...

By John Scanlan - over 1 year ago

Door Operators Access Control Tutorial

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Doors equipped with door operators, specialty devices that automate opening and closing, tend to be quite complex. The mechanisms needed to achieve these actions, the configuration how they work, and how they integrate with standard access syst...

By Brian Rhodes - over 1 year ago

Pole Mount Camera Installation Guide

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Poles are a popular but challenging choice for deploying surveillance cameras outdoors. Poles are indispensable for putting cameras at the right height to get the best picture and for keeping cameras out of harm's way. However, mounting cameras...

By John Scanlan - over 1 year ago

ONVIF Video Surveillance Tutorial

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ONVIF is well known within the surveillance industry as an interface to connect IP cameras and VMS systems. However, new users may find it confusing, with questions such as: Is ONVIF a standard? Why ONVIF? What does ONVIF do? What does it ...

By IPVM Team - over 1 year ago

Access Control Turnstiles Guide

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Turnstiles control pedestrian access to secured areas, essentially becoming moving portions of fences, walls, or barricades for physically stopping intruders. However, they can be ugly, expensive, ineffective, and downright dangerous if used un...

By Brian Rhodes - over 1 year ago

Cable Trenching for Surveillance

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Trenching cable for surveillance is surprisingly complex. While using shovels, picks, and hoes is not advanced technology, the proper planning, construction, and execution of trenched cable runs is underestimated. In this note, we look at the b...

By Brian Rhodes - over 1 year ago

H.265 / HEVC Codec Tutorial

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H.265 support has improved significantly since its introduction, with H.265 camera/VMS compatibility increased compared to only a year ago, and most manufacturers shipping H.265 models. However, there are still challenges impacting H.265's compet...

By IPVM Team - over 1 year ago

Building Occupancy Codes and Access Control Tutorial

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A building or room's classification can greatly impact which building codes must be followed. In terms of access control, these 'occupancy codes' dictate how openings can be locked and what equipment is required, often representing a range of hund...

By Brian Rhodes - almost 2 years ago

IP Camera Cable Labeling Guide

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Labeling cables can save a lot of money and headaches. While it is easy to overlook, taking time to label runs during installation significantly speeds up troubleshooting and maintenance. In this guide, we examine this practice and the ways tha...

By John Scanlan - about 2 years ago

Inputs/Outputs For Video Surveillance Guide

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While many cameras have Input/Output (I/O) ports, few are actually used and most designers do not even consider them. However, a good understanding of their flexibility can save hundreds of dollars on complex designs. In this guide, we explain ca...

By IPVM Team - about 2 years ago

Backup Power for Large Security Systems Tutorial

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Choosing the right backup power system depends on system size. While small and medium systems greatly benefit from using UPS battery backup sources, larger systems need a centralized generator power source. How are these systems designed and sp...

By Brian Rhodes - about 2 years ago

Backboxes for Video Surveillance Tutorial

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Backboxes are a necessity in surveillance, whether for managing cable whips, recessing cameras, adding wireless radios. But it can be confusing to know which option works for their install. In this report, we explain: When to use backboxes Ca...

By IPVM Team - about 2 years ago

Installing Surveillance Cameras Into Synthetic Stucco (EIFS) Tutorial

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Mounting cameras into synthetic stucco, commonly known as EIFS finishes, can be problematic If not properly planned, EIFS/stucco can be downright impossible for installing surveillance cameras. In this note, we examine the four major methods of m...

By Brian Rhodes - about 2 years ago

Door Swing Tutorial

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The direction a door swings might seem minor, but it can greatly impact door hardware selection. There are four basic ways a door can swing, and knowing how to properly determine it is critical when designing access control systems and ordering...

By Brian Rhodes - about 2 years ago

Installing Dome Cameras Indoors Guide

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IPVM is producing the definitive series on installing surveillance cameras. This entry covers one of the most common scenarios - installing dome cameras indoors and is the second entry following Installing Box Cameras Indoors Guide Inside we teac...

By IPVM Team - about 2 years ago

Indoor Camera Mounting Hardware Guide

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A key part of installing security hardware is ensuring the right hardware is used to provide a long-lasting, solid mount. But there are almost endless options for mounting hardware, which may be confusing for new installers. Inside this report, w...

By IPVM Team - over 2 years ago

Displaying 'tutorials' tags 1 - 25 of 188 in total