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Re: CCTV Power supplies



"Jim" <alarminex@xxxxxxx> wrote in message
news:d06e117a-1872-4ec0-973b-036d472ef515@xxxxxxxxxxxxxxxxxxx
> On Monday, May 13, 2013 2:41:27 PM UTC-4, Bob La Londe wrote:
>> I use mostly DC cameras and have not had any issues out to several
>> hundred feet. I tried the 24VAC:12VDC converters and they all failed in
>> less than a year. I used to use all 24VAC and I still use them for longer
>> runs, but... The only real advantage to the IP cameras is with the really
>> high resolution ones. 3MP+ You can actually do near TV-show type tricks
>> with them. Zoom in on a view of multiple gas pump islands and actually
>> read a license plate. That sort of thing. With regular CCTV you needed
>> overview cameras and license plate cameras to do the same job. And
>> customers never want to pay for what they want. "Jim" <alarminex> wrote
>> in message ... > Anyone have a source for CCTV power supplies? > > I have
>> a tendancy to use 24VAC rather then 12 DC unless the distance is > less
>> than 150 feet. I usually need at least one amp per "channel" for > either
>> 8 or 16 cameras. I know in the past I was able to get them for > under a
>> $100 dollars but lately everything I see is over that. > > Also, has
>> anyone tried the cameras I'm seeing that have the visible LED's > that
>> come on when motion is detected? Is it just a gimmick ... or what? > How
>> much light could it throw? And wouldn't it switch back to color? > > I
>> still can't see the advantage that IP/HD cameras have that warrant the >
>> big difference in price over analog. Especially if you throw in the price
>>  > of NVR and the fact that I haven't seen an 8 channel NVR/HD-DVR that's
>>  > resonably priced and NO 16 channel. I mean .... I see the nice clear >
>> picture .... it's just that the end user wont go the extra amount to get
>>  > that clarity. It just hasn't reached that price point that the customer
>>  > will go the extra bucks .... at least for me .... anyway. >
>

> You mean you can't give them a camera that will see a license plate of a
> car in a parking lot full of over 100 cars, in the reflection of someones
> mirrored sunglasses, 150 feet away, at night ....  for under $200.00???
> Jeeeeze.

Nope, for those customers I suggest they talk to and get the personal
attention they need from the salesman at Warehouse-Mart who still believes
that specs on the box of those $49.95 camera is understating what they can
really do.  Oh, wait.  They don't have any salesmen.  Too late.  The
"customer" already left.  Oh, well.  Maybe I'll remember next time.





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