Bandwidth (302)

Displaying 'Bandwidth' tags 1 - 25 of 302 in total

H.265 / HEVC Codec Tutorial 2017

(PRO Only)

For years, video surveillance professionals have talked about the potential for H.265. Now, in 2017, H.265 is starting to gain mainstream adoption, with many manufacturers shipping cameras and some VMSes adding support. However, there are many is...

By John Honovich - 24 days ago

Hikvision H.265+ Tested

(PRO Only)

Hikvision, which in the past few years released H.264+ (see test results) has now released H.265+, that claims even greater bandwidth savings. We bought and tested two models from this new series, the 2MP DS-2CD2025FWD-I and the 8MP DS-2CD2385FWD...

By Ethan Ace - 27 days ago

Axis 20MP Q1659 Camera Tested

(PRO Only)

Axis has joined the super high resolution camera trend with their Q1659, a 20MP model equipped with Canon's APS-C sensor. We tested the Q1659 against Axis' current super low light and integrated IR models: We tested: Daytime image quality ...

By Ethan Ace - about 1 month ago

48MP 180 Camera (Digital Watchdog) Test

(PRO Only)

Camera resolution continues to advance, with Digital Watchdog offering the MegaPIX PANO 48MP 180° camera, the highest resolution mainstream camera available, outside of $10,000+ specialty cameras (such as Dallmeier's Panomera). But, with this hig...

By Ethan Ace - 3 months ago

Last Day - IP Networking Course May 2017

Today is the last day to register for the May IP Networking Course. This is the only networking course designed specifically for video surveillance professionals plus it includes live training, personal help and certification. What the IPVM IP N...

By Brian Rhodes - 3 months ago

Hanwha Lowest Cost WiseNet X Camera (XND-6010) Tested

(PRO Only)

IPVM bought and tested the lowest-cost WiseNet X model, the indoor 2MP fixed focal XND-6010 dome, continuing our testing of Hanwha's new WiseNet X line. We shot out the 6010 against competitive low-cost fixed focal models from Axis and Hikvision ...

By John Scanlan - 3 months ago

Pelco Surevision 3 Tested

(PRO Only)

Pelco has released generation 3 of its Surevision cameras, claiming improved performance in both super low light and WDR performance. We bought and tested the 1080p Pelco IME229 against competitive models from Axis, Hikvision, Hanwha, and Panason...

By John Scanlan - 3 months ago

TVI 4.0 Doubles HD Analog Bandwidth

(PRO Only)

HD analog's move up market continues. Starting a few years ago at just 720p, HD analog is now poised for 4K and beyond. Techpoint, the company behind HD-TVI, the HD analog format used most notably by Hikvision, has released their 4th generation ...

By Brian Karas - 5 months ago

Arecont Vision MicroDome Duo Tested

(PRO Only)

Arecont Vision is back with another multi-head camera, this time thinking smaller with the MicroDome Duo, a two-imager model, with the tagline "Look both ways for hallway surveillance", a form factor rarely seen in surveillance. However, given ...

By John Scanlan - 5 months ago

Arecont Lowest Favorability Results

(PRO Only)

Given Arecont is 3 time defending integrator choice for worst camera manufacturer, it should be little surprise they had the lowest score in the integrator Favorability series. Integrators detailed why they dislike Arecont, and comments indicate ...

By Brian Karas - 6 months ago

Avigilon Pro 4K Camera Tested

(PRO Only)

Avigilon is best known for their large sensor, high megapixel cameras. But with new offerings from Sony and soon Axis, the questions is how well their H4 Pro Series can keep up with competitors. In this report, we tested the Avigilon 4K Pro (8L-H...

By Ethan Ace - 7 months ago

IP Networking 2017 Book Released

(PRO Only)

The new IP Networking Book 2017 is a 197 page in-depth guide that teaches you how IT and telecom technologies impact modern security systems. The book will give you the knowledge and the confidence to make the right decisions when designing and d...

By Brian Rhodes - 7 months ago

Hikvision No on H.265 But Pro On H.265+

(PRO Only)

Hikvision said H.265 was a 'solution in search of a problem' a half year ago but now they are getting bullish, embracing H.265+. In this report, we examine Hikvision's new position on H.265, and the likelihood that the company can change the slow...

By Brian Karas - 7 months ago

Surveillance Cameras 2017 Review

(PRO Only)

This report concisely explains the developments and most common options for surveillance cameras offered in 2017, including resolution, H.265, HD analog, image quality, video analytics and cost. Compared to surveillance camera developments in 201...

By John Honovich - 7 months ago

Calculating Video Surveillance Storage / Bandwidth

(PRO Only)

Calculating surveillance bandwidth is complex, and inexperienced users can easily underestimate bandwidth, leading to reduced storage durations and/or overloaded networks. The most common way technicians estimate storage is to use manufacturer or...

By IPVM Team - 7 months ago

IR Video Surveillance Tutorial 2017

(PRO Only)

Almost all surveillance cameras perform worse in low light than they do in the day time. One of the most common techniques to overcome this is to add infrared (IR) illumination. However, adding IR has its own tradeoffs, with several options availa...

By John Honovich - 7 months ago

Video Surveillance Bandwidth Guide 2017

(PRO Only)

Bandwidth is one of the most fundamental, complex and overlooked aspects of video surveillance. Many simply assume it is a linear function of resolution and frame rate. Not only is that wrong, it misses a number of other critical elements and fai...

By Ethan Ace - 7 months ago

Milestone: H.265 Not Ready For Prime Time

(PRO Only)

Hype for H.265 has been growing, but Milestone is recommending restraint, despite supporting H.265. In this note, we examine Milestone's position on H.265, and what the company says is holding back H.265 adoption, contrasting it to recent moves b...

By Brian Karas - 7 months ago

Dahua Discontinuing H.264 Only Products

(PRO Only)

Dahua has taken a stand for H.265 and is discontinuing its H.264 only products. We examine the shakeup inside this report.

By Brian Karas - 8 months ago

CODEC Guide 2016

(PRO Only)

CODECs are core to surveillance, with names like H.264, H.265, and MJPEG commonly cited. How do they work? Why should you use them? What issues may you face? In this tutorial, we examine this in-depth covering: Uncompressed vs. Compressed Video...

By Ethan Ace - 8 months ago

Smart CODEC Guide

(PRO Only)

Smart codecs are a next 'big thing'. With cameras having more and more processing power available, it is enabling them to make 'smarter' decisions about how they compress video. The marketing names will vary. Some include 'Zipstream', 'Smart Cod...

By IPVM Team - 8 months ago

Longse vs Dahua and Hikvision Tested

(PRO Only)

For many, even $100 cameras are too expensive. That is where spam king Longse comes in with their relentless offer of ~$20 cameras. In our past tests, Longse was no match for Hikvision or Dahua, with numerous quality flaws. But with cameras advan...

By Ethan Ace - 8 months ago

Major Manufacturers Dropping MJPEG

(PRO Only)

MJPEG has hung on for years, still in use in some systems despite H.264's dominance for the better part of the past decade. However, now some manufacturers have removed MJPEG from their cameras and recorders, forcing users to stream H.264. We loo...

By Ethan Ace - 9 months ago

Sony 35mm Super Low Light Camera Tested

(PRO Only)

Sony is making a big push for their SNCVB770 camera, touting its low light capabilities that they claim can deliver true color in pitch black darkness. While the 'super low' light market segment is definitely growing, Sony's SNCVB770 has a dramat...

By Ethan Ace - 9 months ago

60% Lower Bandwidth, 'Video Anywhere' - Digital Barriers TVI / EdgeVis

(PRO Only)

Streaming video over low bandwidth, wireless connections often results in stalled video, broken up video or significant video delays. But Digital Barriers says their TVI CODEC (not to be confused with the HD Analog format), which is being re-bran...

By Brian Karas - 9 months ago

Displaying 'Bandwidth' tags 1 - 25 of 302 in total