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NVR Recommendations
This thread has 9 replies. Displaying all posts.
Post 1 made on Thursday August 2, 2012 at 19:02
Gman
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I'm designing a system that is going to include cameras ( probably 32) and one of the buildings that needs to be covered is about 1000 feet away from the main building. I'm thinking of doing IP camaras for the 2nd building ( provided the distance isn't a problem??) and specing in a hybrid 32 channel NVR. I have never worked with IP systems like this so does anyone have any recommendations for equipment?
Edit: I have been reading some threads since writing this and now I'm wondering if I really need IP cams and an NVR. One thread states that they have done analog up to 3000 feet? Is this accurate? See Sofa's post.... 6th one down

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Last edited by Gman on August 2, 2012 19:14.
Post 2 made on Thursday August 2, 2012 at 20:16
John Williams
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With analog, you can go a long way on coax. Using twisted pair and a balun, you can go a really long way. With a powered balun on each end, 1 mile (5,280 feet) over Cat3 phone wire is possible.

The big advantage IP cameras have is megapixel cameras. If you're not doing megapixel with IP cameras, then I personally don't see the point (just my opinion).
Megapixel IP cameras cost mega bucks compared to traditonal analog. Your 32 channel NVR, is only 32 channels at SD. Stick megapixel IP cameras on it and that same NVR might only be able to do 8 channels (or even 4, need to read the small print).
Post 3 made on Thursday August 2, 2012 at 20:42
crosen
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Also, be aware that IP over plain vanilla Ethernet is only going to get you 330'.
If it's not simple, it's not sufficiently advanced.
Post 4 made on Thursday August 2, 2012 at 21:25
iimig
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I definitely would not use distance as a criteria for deciding between IP or analog. They each have mechanisms to go as far as necessary, although analog handles long range transmission a bit more simply and inexpensively.
The less I say, the smarter I will appear
Post 5 made on Thursday August 2, 2012 at 23:14
Hasbeen
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On August 2, 2012 at 20:42, crosen said...
Also, be aware that IP over plain vanilla Ethernet is only going to get you 330'.

But can be extended with a switch, or even better a POE Switch an additional 350', and again, and again.

I like Vivotek ip cameras.
Post 6 made on Friday August 3, 2012 at 03:19
Mario
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The main advantage I would see here is if you had limited options for sending the signal back to main building.
I see IP deployed in remote buildings where said remote building is wired to a single switch/hub and then send on the backbone to the main building.
Locally powered in remote building and sent over fiber allows for great distances, no issues with grounding, etc.
Than again, in some cases it makes more sense to just do two DVR/NVRs, one in each building.

You have many options and end user viewing choices are going to somewhat determine which way you'll go.
OP | Post 7 made on Friday August 3, 2012 at 06:34
Gman
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On August 3, 2012 at 03:19, Mario said...

Than again, in some cases it makes more sense to just do two DVR/NVRs, one in each building.

I want to avoid 2 DVR / NVR's if possible. I don't think 2 remote access apps would be suitable for this client. There is conduit between each building and if I can get the signal to travel that far over baluns or coax then all the better. I can easily power the cams locally.
Post 8 made on Friday August 3, 2012 at 08:47
Mario
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On August 3, 2012 at 06:34, Gman said...
I want to avoid 2 DVR / NVR's if possible. I don't think 2 remote access apps would be suitable for this client.

No need for separate apps.
I have 3 IC Realtime DVRs and access them thru single app on my desktops/laptops. Same thing on my mobile phone.
I know other MFGs allow same functionality, including Snap if I remember correctly, though I haven't used them.
There are certainly cheap DVRs that do not allow for that.
Lastly, if you go IP based, than it's just another network share and/or drive to connect to.

There is a cost factor to consider when using 2 units vs. 1. 2 smaller boxes are going to be more expensive than 1 larger one. However, when factoring in additional cabling &/or labor, it may be a more cost effective solution.
OP | Post 9 made on Friday August 3, 2012 at 19:08
Gman
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On August 3, 2012 at 08:47, Mario said...
|

No need for separate apps.
I have 3 IC Realtime DVRs and access them thru single app on my desktops/laptops. Same thing on my mobile phone.
I know other MFGs allow same functionality, including Snap if I remember correctly, though I haven't used them.

I think with Snap's DVR you would have to set up 2 accounts on the same app. Is this what you are doing with the IC Realtime unit?
Post 10 made on Friday August 3, 2012 at 22:11
goldenzrule
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With ICRealtime, you just setup your dvr's in the apps device manager. You can then select cameras from any of those dvr's you have setup. You can create a favorite of those selected cameras so you can easily pull up them up. I have a nightclub running two 16 ch ICR Dvr's and I have their apps setup this way.


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