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Questions about adding camera system to my house
Posted on 12/27/20 at 8:31 am
Posted on 12/27/20 at 8:31 am
I want to go with a wired system and I’ve done a little research but I really don’t know anything about it and I need to know if they hook up with ethernet cables or BNC cables? And if they are BNC cables and you need some extra length are the BNC cables linkable?
My ideal was to add a small shelf in my laundry room for the DVR and I’m just trying to get some ideas about how it would work and how I’m gonna do it.
Thanks
My ideal was to add a small shelf in my laundry room for the DVR and I’m just trying to get some ideas about how it would work and how I’m gonna do it.
Thanks
Posted on 12/27/20 at 8:34 am to papasmurf1269
I believe all you need to do is run Cat 5/6 to your camera locations and homerun them to where your NVR will be situated. I bought a Reolink system to do this very thing but haven't installed the cameras yet. The Cat 6 was run during construction.
Posted on 12/27/20 at 8:47 am to Coomdaddy
How do you terminate the ends of the CAT5? Or do you buy certain lengths with the connectors already on them?
Posted on 12/27/20 at 9:12 am to papasmurf1269
Crimp tool, RJ45 plugs and a cable tester are all you need. Terminate to 568b.
You can use premade cables, but much easier to drop the lines when they don't have connectors on them. Also you don't end up with not enough or too much cable.
I would recommend dropping a line from the dvr to your router as well so you can remote view the cameras.
You can use premade cables, but much easier to drop the lines when they don't have connectors on them. Also you don't end up with not enough or too much cable.
I would recommend dropping a line from the dvr to your router as well so you can remote view the cameras.
Posted on 12/27/20 at 9:17 am to ReyCamino
quote:I am planning on doing this. Do the cameras that you run an ethernet cables to, do they need to be powered as in needing to add a receptacle? Or is the power run through the ethernet?
would recommend dropping a line from the dvr to your router as well so you can remote view the cameras.
Posted on 12/27/20 at 9:34 am to papasmurf1269
All the NVR's I have seen have PoE (power over ethernet) built into them and power the cameras. May be some that require a power injector or PoE switch to power them, but none that I have run across.
Posted on 12/27/20 at 9:38 am to ReyCamino
And if I remember correctly I am pretty sure I need to get a POE NVR as opposed to the standard NVR correct?
Posted on 12/27/20 at 9:53 am to papasmurf1269
Yes. Make sure the NVR has PoE built in and all you need to do is connect the cameras via ethernet and you're good to go.
Posted on 12/27/20 at 9:55 am to ReyCamino
Which is better cat5 or cat6? Fixing to do a build and will definitely do the better one now vs later.
Posted on 12/27/20 at 10:02 am to ReyCamino
quote:Awesome. Thanks for all your help
Yes. Make sure the NVR has PoE built in and all you need to do is connect the cameras via ethernet and you're good to go.
Posted on 12/27/20 at 11:42 am to bengalman
quote:Higher cat equals "better", but keep it within reason. You can buy cat7 or 8 cable, but the benefits won't outweigh the added cost for home use.
Which is better cat5 or cat6?
That said, cat6 is the bare minimum you should install these days. It should handle the requirements of surveillance cameras for the foreseeable future, while being cheaper to buy and install than cat6a or cat7 cable.
Posted on 12/27/20 at 11:43 am to ReyCamino
quote:Also make sure that all of the NVR's ports are PoE. Some of them are sneaky with the marketing, selling 16port NVR but only 8 of them are powered.
Yes. Make sure the NVR has PoE built in and all you need to do is connect the cameras via ethernet and you're good to go.
Posted on 12/27/20 at 2:09 pm to Korkstand
quote:very good information. Thank you
Also make sure that all of the NVR's ports are PoE. Some of them are sneaky with the marketing, selling 16port NVR but only 8 of them are powered.
Posted on 12/28/20 at 5:03 pm to papasmurf1269
quote:
Higher cat equals "better"
As in higher quality wire or more wires? In the process of building and want to make sure I have the latest and greatest.
Posted on 12/28/20 at 6:25 pm to bengalman
quote:They all have 8 wires (4 twisted pairs). Each step up in category adds more/better shielding, tighter spec'd twists in the conductors, larger gauge conductors, things like that. It reduces crosstalk and interference and enables higher frequency signals and more bandwidth.
As in higher quality wire or more wires?
quote:The latest and greatest will be cat8, but that would be ridiculous for a home install. Cat7 would be almost equally ridiculous, it's just not necessary and will be wasted expense for no benefit.
In the process of building and want to make sure I have the latest and greatest.
For security cameras, cat6 will be more than sufficient for a very, very long time. It supports gigabit over the full 100 meters (and 10gigabit over half that length), so it handles 4K cameras with ease. It will handle 8K cameras with ease. It will probably handle 16K cameras when those become common sometime after we land a man on Mars.
But for a little bit of future-proofing, put in cat6A and get 10gbit over the full 100 meters for just a few extra bucks over cat6. I'm not saying it's going to be sufficient forever, but I am saying that by the time you reach those limits, you will want to replace it with a cable that does not yet exist to "future-proof" once again.
Posted on 12/29/20 at 5:18 am to Korkstand
quote:
For security cameras, cat6 will be more than sufficient for a very, very long time. It supports gigabit over the full 100 meters (and 10gigabit over half that length), so it handles 4K cameras with ease. It will handle 8K cameras with ease. It will probably handle 16K cameras when those become common sometime after we land a man on Mars.
But for a little bit of future-proofing, put in cat6A and get 10gbit over the full 100 meters for just a few extra bucks over cat6.
Per usual, Korkstand tells the truth. Also, I bought premade cables and dropped 8 of them of them through a single 1.5"(? it could have been 1.75") hole in a 2x4" at the top of the wall where I wanted to mount the NVR. Any more than that and it could have been an issue. The internal wall was hollow so fishing them through the wall once I got them through the hole in the top plate wasn't that bad.
Personally, I used Cat5e cables as they should be able to carry up to 1 GB/s up to 100m, which is more than good enough for 4k (and could theoretically do 8k depending on bitrate). My longest run from a camera to the NVR was about 75'. Our sq. footage is about 2500' on the main floor.
FWIW, I went the the Reolink system that others have mentioned and have been very happy with it. I did all the work myself with zero experience before I started (Just watched a ton of Youtube videos before I attempted it). I will say the standard POE ethernet cable they supply with the Reolink package aren't that great. I've used some of them, and they work, but their quality is significantly less than what I've purchased. Also while the company supplies cables for all of the cams if you buy a NVR package, Reolink's stand alone cameras do not come with ethernet cables.
Finally, as I mentioned in the wifi range extender thread, our house (built in the 90's (not by us)) was prewired with Cat5 cable. The ONLY place they DIDN'T run it was the garage hallway where I wanted to mount the NVR.

This post was edited on 12/29/20 at 5:44 am
Posted on 12/29/20 at 5:40 am to Lonnie Utah
And the other thing I might consider doing (I am going to do at some point) is install a few IR Illuminators around the parameter of our house. We have a few "dark" spots where the IR night vision of the cameras doesn't reach very effectively. I tested it with an IR flashlight and the difference was night and day (pun intended).
My plan it to power the illuminators via premade BNC cables as they come with the standard 2.1 mm plugs for 12v power. I'll just clip the BNC connector off the cable as I won't need that part.
My plan it to power the illuminators via premade BNC cables as they come with the standard 2.1 mm plugs for 12v power. I'll just clip the BNC connector off the cable as I won't need that part.
Posted on 12/29/20 at 5:59 am to Lonnie Utah
The first think you should do to start this project is to define your budget (I know this is common sense and really don't need to list this step, but Dave Ramsey would be mad if I didn't
) The second is to figure out how many cameras you need. We started with 4, quickly upgraded to 6 and I've got 2 more that should be here the end of the week.
In order to figure out how many cameras you need, I'd take a look at IPVM's camera calculator. Long story short, it can show you the view of different cameras on your property. It's pretty involved, but you'll get the hang of it.
Third, I'd figure out what resolution cameras you need. I personally have 5mp cameras and they've been more than sufficient. I cannot read license plates from cars in the street, but we're over 100' back from the centerline of our street. It hasn't been an issue (we live on a cul-de-sac/dead end street).
After that try to find a system that will meet your needs. POE cameras are great because as mentioned above, as technology changes you can simply swap them out. My personal experience is/was putting up the cameras was the easy part. Running the cables was the hard part. This reminds me of a point that I wanted to make earlier. Getting the cables through the soffit of our house to the attic was, by far, the hardest part of the project. Make sure you have a good "fish tape". I ended up having to take down the soffit in almost every location to get the wires fished into the attic. It was fairly easy once I figured out how to do it, but I pulled my hair out before I did.
Good luck and let us know how it goes.

In order to figure out how many cameras you need, I'd take a look at IPVM's camera calculator. Long story short, it can show you the view of different cameras on your property. It's pretty involved, but you'll get the hang of it.
Third, I'd figure out what resolution cameras you need. I personally have 5mp cameras and they've been more than sufficient. I cannot read license plates from cars in the street, but we're over 100' back from the centerline of our street. It hasn't been an issue (we live on a cul-de-sac/dead end street).
After that try to find a system that will meet your needs. POE cameras are great because as mentioned above, as technology changes you can simply swap them out. My personal experience is/was putting up the cameras was the easy part. Running the cables was the hard part. This reminds me of a point that I wanted to make earlier. Getting the cables through the soffit of our house to the attic was, by far, the hardest part of the project. Make sure you have a good "fish tape". I ended up having to take down the soffit in almost every location to get the wires fished into the attic. It was fairly easy once I figured out how to do it, but I pulled my hair out before I did.
Good luck and let us know how it goes.
Posted on 12/29/20 at 7:45 am to Korkstand
quote:
But for a little bit of future-proofing, put in cat6A and get 10gbit over the full 100 meters for just a few extra bucks over cat6
Done. Thanks for info Kork
Posted on 12/30/20 at 8:25 am to papasmurf1269
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