Most are 12vdc and 24vac. The latter better for longer distance cable run.
Jaime Solorza On Dec 26, 2014 8:15 PM, "Daniel White via Af" <[email protected]> wrote: > People get way too caught up in the PTZ thing. Adds a lot of cost to the > camera, deceases MTBF of the camera, and generally, the camera isn’t > pointing in the direction of “the action” when needed. They can also be > difficult to control without dedicated joysticks, etc. Once you figure out > the magnification level needed, you can figure out how many degrees the > business park would take to cover… probably one fixed camera would do it. > And you run a better chance of PoE. > > > > If your client just wants to see what it looks like up there pointing in a > certain direction, I’m sure a Ubiquiti airCam Pro would do the trick. Why > spend more? You don’t have 20x zoom on your eyes when you’re up there > usually, and if the idea is just a general look of the park a wider shot > than a closer in shot is probably more valuable. Even multiple fixed > cameras with an NVR system would cost less than a single PTZ camera. > > > > Really if the application is “what does it look like up there” I don’t see > the point in wasting money on higher end, security grade, cameras. > > > > Many cameras should accept DC input instead of AC. At least back when I > used to install them on occasion. Axis was the brand I played with the > most if I recall (I remember doing some Inscape cameras… not sure if those > guys are still around). > > > > Daniel White > > (303) 746-3590 > > > > *From:* Af [mailto:[email protected]] *On Behalf Of *Paul Conlin via Af > *Sent:* Friday, December 26, 2014 7:15 PM > *To:* [email protected] > *Subject:* Re: [AFMUG] Tower camera recommendations > > > > Define “useful”. This is not a security application so we don’t need to > be able to read license plates. Don’t you guys ever have customers ask you > what the view looks like from up there? My response is usually ‘why don’t > you climb with me and take a look’. I was thinking a camera would give > them the “gee that is neat” view and the occasional check of the weather. > The problem is that I don’t know what the image would look like with a $250 > camera vs a $1500 camera. Or is more $$ required? Just wondering what > others have done. > > > > EverFocus has a 2 MP 20x optical zoom H.264 speed dome camera EPN4220 for > ~$1,550. Wondering what that would look like. > > > > Oh. Its 24VAC. Yuk. Are all these type cameras going to be AC? 30W and > 10/100. So I guess I could do a passive POE with custom injectors at each > end. Not horrible. > > > > PC > > Blaze Broadband > > > > > > > > > > *From:* Af [mailto:[email protected] <[email protected]>] *On > Behalf Of *Bill Prince via Af > *Sent:* Friday, December 26, 2014 8:29 PM > *To:* [email protected] > *Subject:* Re: [AFMUG] Tower camera recommendations > > > > Seriously?� That would require a serious zoom/telephoto lens to get you > any kind of decent resolution. I don't know anything off the top of my head > that would be useful at a half mile. > > -- > > bp > > <part {dash} 15 {at} SkylineBroadbandService {dot} com> > > > > On 12/26/2014 3:18 PM, Paul Conlin via Af wrote: > > I�m thinking 1/2 to 3/4 of a mile would be fine.� Forget the IR > thing.� Not needed.� Good day time image is what people will want to > look at I think. > > � > > � > > � > > *From:* Af [mailto:[email protected] <[email protected]>] *On > Behalf Of *Bill Prince via Af > *Sent:* Friday, December 26, 2014 5:46 PM > *To:* [email protected] > *Subject:* Re: [AFMUG] Tower camera recommendations > > � > > What kind of distance are you talking about?� Critical issue if you > wanted IR, because there are serious limitations on how far you will get > decent video with IR (no greater than 100', and that might be a > stretch).� But the distance would dictate what kind of > magnification/lenses are required. > > > -- > > bp > > <part {dash} 15 {at} SkylineBroadbandService {dot} com> > > � > > On 12/26/2014 2:36 PM, Paul Conlin via Af wrote: > > This question comes up on the list periodically but I haven�t seen if > for a while.� A 400 ft tower owner wants a camera to look down on his > commercial business park.� We might install and provide local bandwidth > for free if they buy the camera.� A little good will between us, them, > and the community. �So knowing this is not a money maker for anyone, how > much money are we talking to get something that doesn�t suck? > > � > > It would have to be PTZ and decent resolution.� Good low light would be > nice but no IR illuminators needed, obviously.� I assume a small heater > is required to avoid condensation but I don�t know that.� Are these > available POE? > > � > > PC > > Blaze Broadband > > � > > � > > >
