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RE: CCTV Solution required


  • To: <ukha_d@xxxxxxx>
  • Subject: RE: CCTV Solution required
  • From: "Paul Gale" <groups@xxxxxxx>
  • Date: Wed, 21 Jan 2004 22:04:25 -0000
  • Mailing-list: list ukha_d@yahoogroups.com; contact ukha_d-owner@xxxxxxx
  • Reply-to: ukha_d@xxxxxxx

The Geovision range of cards is definitely worth a look - I've had mine in
=
for a few days now and it's working a treat - motion detection etc very
goo=
d :)

Paul.



> -----Original Message-----
> From: Simon Coates [mailto:ecolume@xxxxxxx]
> Sent: 21 January 2004 21:24
> To: ukha_d@yahoogroups.com
> Subject: Re: [ukha_d] CCTV Solution required
>=20
> Graham,
>=20
> Firstly I'd recommend good external security lighting - prevention is
> better
> than watching your house being burgled later on your CCTV!  That's if
the=
y
> didn't nick your PC with the capture card in ;o)
>=20
> As for cameras I'd definitely recommend colour (with good lighting)
rathe=
r
> than B&W cameras.  Although B&W cameras have much better low
light
> performance they don't (obviously) give any colour info - ie. colour
of a
> car, clothing etc... and they also tend to misinform you about
'colours'
> since they are sensitive to IR.  For example, a prowler might be
dressed
> all
> in black - but on a B&W system they might appear to have a light
coloured
> jacket, black jeans and grey trainers etc... very misleading.
>=20
> One important thing is to choose the correct focal ratio - ie. the
field
> of
> view.  With a large field of view (say f4.3 with a 1/3" CCD) the
chances
> are
> that you won't capture a good image of the prowler, unless they are
very
> close to the camera.  A narrow field of view (say f12.0 with a
1/3" CCD)
> will 'zoom-in' on an area and might capture the image you need, but
> coverage
> will be poor.
>=20
> It's surprising how many fixed cameras you need to get good coverage
of a
> property.  Usually twice as many as what you think.
>=20
> BTW I've bought cameras from RF Concepts in the past and always been
happ=
y
> with the products and service.
>=20
> Regards
>=20
> Simon
>=20
> ----- Original Message -----
> From: Graham Howe <graham@solarfish.com>
> To: <ukha_d@yahoogroups.com>
> Sent: 21 January 2004 20:57
> Subject: [ukha_d] CCTV Solution required
>=20
>=20
> Due to the unfortunate burglary of a colleague, SWMBO is now
interested i=
n
> beefing up our security. We have had Comfort installed for years and
I'm
> happy with my ability to detect a break in. However we are concerned
abou=
t
> our lack of ability to identify someone 'casing the joint' or if the
wors=
t
> happens, video evidence of intruders. I know that there was recent
> discussion here about the Geovision cards and some cameras available
from
> rfconcepts, but I'm not sure that there was any final recommendations
on
> models and overall solutions.
>=20
> My budget is up to =A3500, but I would rather keep it down to =A3400
(the=
se
> prices are ex-vat). I need to have 2 outdoor cameras, 2 indoor
cameras,
> all
> black and white, audio not required. I also need a card capable of
> processing the feeds from the 4 cameras and probably capable of adding
> another 2 cameras later on. Of course I also want a software solution
to
> deliver the feeds to the internet/intranet but I assume that will come
> with
> the cards.
>=20
> As far as cabling is concerned, I already have CAT5e and CT100 to
every
> location I need, so either type of connection will be fine.
>=20
> I'd really like to buy in the next day or two before the 'enthusiasm'
fro=
m
> SWMBO evaporates, so what can you guys suggest?
>=20
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>=20
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>=20
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>=20
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