CCTV FAQs
(Frequently Asked Questions)
Selecting a CCTV Camera System to suit your Home or Business needs can be a very confusing process. For that reason, we have assembled some of our most frequently asked questions about CCTV Systems to help you in your selection process.
Additional Resources
CCTV System Selection WizardCCTV Online Demos
Common CCTV Questions
Click on a Question to view the answer
Should I choose a PC-Based or Standalone DVR System?
Answer
Answer
When determining there are several factors to take into consideration. First, if you do not have a PC on-location that can be devoted to DVR recording, then you may wish to consider a Standalone DVR instead, as it will save you the cost of purchasing an additional PC. For the PC-Based DVR Systems, it is strongly recommended that you use the PC solely for DVR Recording, as other applications may interfere with the performance of the DVR Recording.
Remote Viewing
There are several differences though that you should keep in mind when making a selection. The Standalone DVRs have somewhat limited remote viewing capabilities when compared with the PC-Based DVR Cards. The PC-Based DVR Cards provide full-resolution remote viewing, and in the case of the Alnet Systems Software, even provides capability for remotely recording. PC-Based DVR Systems also offer the benefit of highly evolved SMTP email alerts with JPEG attachments, when motion is triggered based on the schedule that you determine. PC-Based DVR Systems also allow for remotely viewing video over a PDA Phone, while the standalone DVR systems are generally limited to remote viewing from a web browser only.
Summary
In general, advanced users, looking for advanced features should steer towards the PC-Based Alnet Systems DVR Cards and packages, for optimum remote viewing capabilities, while basic users who simply need basic remote viewing capabilities should look towards the Standalone DVRs, as they are easier to configure, stable and easy to use. The chart below shows a basic feature comparison between the different types of PC-Based and Standalone DVRs that we have available.
DVR System Comparison Chart
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PC-Based |
Standalone DVR | |||||
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Security Eyes |
Alnet |
DVR-2213T |
DVR-2213TL |
DVR-3608 |
DVR-3616 | |
| Recording | ||||||
| 320 x 240 Resolution |
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| 640 x 240 Resolution |
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| 640 x 480 Resolution |
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| 720 x 480 Resolution |
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| Motion Detection Recording |
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| Continuous Recording |
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| Auto-Recycle Hard Drive |
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| Alarm Recording |
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| Audio Recording (optional) |
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| Playback | ||||||
| Event Playback |
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| Playback from timeline |
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| Smart Search Capable |
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| Archive to AVI File |
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| JPG snapshots |
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| Archive in encoded Format |
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| Simultaneous Record and Playback |
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| Remote Viewing | ||||||
| Web-Based Remote Viewing |
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| Remote Archive Playback |
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| PC-Software Remote Viewing |
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| PDA Remote Viewing PocketPC 2002-2003 |
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| PDA Remote Viewing Windows Mobile 5 & 6 |
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| Java Cell Phone Remote Viewing |
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| Embedded HTML Remote Viewing |
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| Remote Playback of Audio (optional) |
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Still not sure which system to choose?
Call us now at (866) 537-5438
Are your Cameras Wired or Wireless? Which is Better?
Answer
Answer
All of our cameras, with the exception of several covert use cameras are wired style. Wireless cameras are NOT recommended for any permanent security camera installation for home or business. Wireless cameras have several flaws which make them a poor choice for any security camera installation: Wireless cameras are not secure, Wireless cameras still require power, Wireless cameras operate on crowded frequency bands, Wireless transmission can be affected by many different electronic devices.
Wireless cameras are NOT Secure
Wireless cameras transmit unsecured raw video over wireless frequencies. Due to this fact, inexpensive wireless receivers could be used to tap in to the frequency, so someone outside of your home or business could "case out the joint" without ever setting foot in the building. With a wireless camera, someone else could be watching your cameras, and you would never know. This is unacceptable for a surveillance solution for your business or home, which is why we primarily use hard-wired cameras.
Wireless cameras still Require Power
If the point of your selecting a wireless camera is to prevent running wires from your camera to your PC-Based or Standalone DVR, then think again. Wireless cameras still require power in order for them to operate properly. So you will still have to run a power cord out to the camera. Yes, we know, there are some Battery operated wireless cameras on the market...we have tested them already. The battery usually lasts from 1-4 hours under normal use, so you would have to change the battery frequently, just for the camera to continue working...once again, not a good solution for a surveillance system, as it reintroduces the "human factor" into the equation. If you forget to change a battery, then your camera no longer works. This is why we continue to use hard-wired surveillance cameras for all of our systems.
Wireless cameras Operate on Crowded Frequency Bands
The frequencies employed by the wireless cameras that are on the market are either 1.2 Ghz or 2.4 Ghz frequency bands. These numbers probably sound familiar to you...because they are in use by MANY wireless devices, such as Cordless Phones, Wirelss Internet Connections, Wireless Routers, etc. If you try to transmit video from a camera over a frequency band that is in use by another device, you will find that not only will the other device be blocked from operation (ie. cordless phone stops working, wireless internet connection goes down, etc) but also your video signal will suffer dramatically...with rolling lines across the screen, black and white picture instead of color, wavy lines across the screen, or even just plain static. Now we don't know about you, but that sounds very frustrating to us, and it is! This is another reason that we do not employ wireless cameras in our systems.
Wireless cameras can be affected by many electronic devices
Wireless video transmission from a camera to a receiver can be affected by many ordinary electronic devices, such as refridgerators, freezers, air conditioning units, flourescent lighting, neon lighting, and any other high-load electrical devices. These devices can create an elecro-magnetic field that can scramble the transmission of video. This makes it very difficult to try to get a wireless camera to have even close to as good of a picture as the wired style CCTV Camera do. Along the same lines, a thief with barely any knowledge about electronics at all, can flood the crowded frequency bands, and shut down your cameras, without ever being seen, by simply using a wireless frequency signal jammer...which operates on almost the same principle.
Summary
For all of these reasons, we do NOT use Wireless cameras, and we recommend that you do not either! Below you will find an example of a wireless camera, which has interference from a wireless internet connection next door. The wireless internet connection was also disrupted and non-functional during the time of the test.
Example of a Live Test of a Wireless Camera
Still not sure which cameras to choose?
Call us now at (866) 537-5438
Can I connect to my System over the internet?
Answer
Answer
Yes all of our systems have the option for viewing your cameras over the internet. Many of the variations between types of systems will offer different internet remote viewing options, outlined below.
Viewing cameras over the internet using a Web Browser
With this type of remote viewing, you can view your cameras by simply pulling up your internet browser and typing in the address of your DVR PC or Standalone DVR. With this type of remote viewing, you can connect in using almost any PC from anywhere in the world. Both our Standalone DVRs (with internet viewing option selected) and our PC-Based Alnet DVR Card systems offer this remote viewing capability, and are password protected, so that only you can view your cameras.
Viewing cameras using a remote client software
Only our PC Based Alnet (Professional Grade DVR Card) and Entry-Level Security Eyes PC-Based DVR Systems allow for this type of remote viewing. With this remote viewing, you simply download and install the remote client software onto your PC, and once installed, you can view full resolution cameras, view pre-recorded footage from your cameras, and in the case of the Alnet DVR Systems, you can even record from your cameras to a remote location in order to keep off-site storage. Standalone DVRs do not have this functionality, but can still be viewed over a web browser as shown above.
Viewing cameras using a PDA Cell Phone
Both of our PC-Based DVR Systems allow for PDA Cell Phone Remote Viewing using PocketPC 2002, 2003 Windows Mobile 5 and Windows Mobile 6 PDA phones. This allows you to connect securely into your camera system from anywhere in the world to view live cameras right on your PDA Phone. In the case of the Alnet Professional DVR Cards/Software, you can even view pre-recorded footage, and control a PTZ Camera directly from your PDA Phone.
Viewing cameras using a Java Cell Phone
Our Alnet PC-Based CCTV Systems permit for even viewing live cameras from a Windows Smart Phone or Java-Enabled Cell phone.
Summary
Regardless of which system you select, all of our systems have remote viewing options available. For each of these systems, you can connect in and see your cameras, and there is NO ongoing charge for being able to view your cameras...it simply uses your existing internet connection.
View Live Demos of our Different DVR Systems here:
CCTV Live Camera DemosStill not sure which system to choose?
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What is PDA Remote Viewing of my cameras?
Answer
Answer
PDA Remote Viewing is the ability to connect in to your cameras from a Windows-Based PDA or PDA Cell Phone. Our PC-Based CCTV DVR Systems come with PDA Client software applications, which can be installed on your PDA or PDA Cell phone to remotely view your cameras from virtually anywhere in the world while you are on the go. Compatible PDA Phones should be running PocketPC 2002, PocketPC 2003, Windows Mobile 5 or Windows Mobile 6 Operating systems. Below you can see some snapshots of the PDA Remote Client Applications from our Alnet Professional DVR Card/Packages and from our Security Eyes Entry-Level DVR Card/Packages.
Alnet Professional DVR Card PDA Remote Viewing
With the Alnet Systems DVR Cards, you can access Live Video from your DVR System, as well as view alarm inputs, control alarm outputs, view pre-recorded footage, and even control PTZ Cameras, right from your PDA Phone! Screenshots of the software below.


Security Eyes Entry-Level DVR Card PDA Remote Viewing
Our Entry-Level Security Eyes Pro DVR Packages also offer PDA remote Viewing, but the remote viewing is a little more limited than the Alnet systems above. You can connect in to view Live video only on your PocketPC 2002, 2003 or WM5/WM6 PDA Phones. Screenshots of the software below.

Summary
For PDA Remote viewing capabilities for your CCTV DVR System, you should definitely choost a PC-Based CCTV DVR Card System, as the standalone DVRs do not have PDA Remote Viewing capabilities. The Alnet Systems DVR Card/Software is generally the best choice for remote viewing, as it offers higher quality video, better frame rate on your PDA phone and the ability to even see pre-recorded footage and control PTZ Cameras.
Get More Information on PDA Remote Viewing Here:
CCTV PDA Remote Camera ViewingStill not sure which system to choose?
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Do I need to have a Static IP Address Internet Connection?
Answer
Answer
Whether or not you need a Static IP Address internet connection, will depend on the type of DVR System that you will be using. First, a definition of a Static and Dynamic IP Address:
Static IP Address - This is an address that never changes, so if your ISP (Internet Service Provider) gives you an address of 55.55.55.55, then this address will ALWAYS point directly to your Internet Connection. Static IP addresses generally cost a little bit extra every month from your ISP.
Dynamic IP Address - This is when your ISP issues an address, but then later changes your address randomly...so if you had 55.55.55.55 initially, they may change your external address to 66.66.66.66 in 1 hour, 1 day, 1 month, 1 year, basically whenever their system decides to change it.
Systems that will Work with Dynamic IP Addresses
Our Alnet PC-Based DVR systems will work with a Dynamic IP address. Basically, when you install the server software, you simply select the name you want to register to your computer, such as yourname.vdr-s.com and this name will always point to your PCs IP Address, even if that IP address changes. This can save you extra money as Static IP addresses generally cost extra from your ISP every month.
Systems that require a Static IP Address
Standalone DVRs and our Security Eyes Pro DVR Cards require either a Static IP address, or a Dynamic DNS service, like http://No-IP.com which can point to your PC, much like what is built-in to the Alnet DVR Software above.
Summary
Regardless of which type of internet connection you have, we have a system that will suit your needs. We highly recommend the Alnet Systems, since they will work with both types of internet connection.
Still not sure which system to choose?
Call us now at (866) 537-5438
What Camera should I choose for my Installation?
Answer
Answer
Selecting the right camera for your installation is very important. There are several things to consider when selecting a camera. First, will the camera be mounted indoors in a climate controlled environment, or outdoors (or in a non-climate controlled warehouse)?
Indoor Camera Selection
When selecting a camera for an indoor environment, you should first consider how the camera will be used. If the camera will be used in an environment primarily during the daytime, or is in an area that is well lit at night, then you can choose a camera that does not have Infrared (IR) night-vision capabilities. The following cameras will suit you if the area being viewed is well lit during the hours you will be recording: E-806 Budget Indoor Dome Camera, CD-0245 Hi-Res Indoor Mini Dome Camera or our CD-1453 Sony 480TVL CCD Hi-Res Indoor Dome Camera. However, if the camera needs to be viewable in No-Light conditions, then you would be better off selecting a camera with IR (Infrared) capabilities, such as our ID-6200 Sony Indoor Dome Night Vision camera.
For more Covert Indoor Installations, our CD-7226 Indoor Sony Hi-Res Pinhole Motion Detector Style Camera is an excellent choice. This camera provides excellent quality color video, but the camera is hidden inside the body of a normal looking alarm system motion detector. These cameras are extremely popular for indoor covert installations in homes and businesses. For businesses, our CD-7335 Sony Hi-Res Sprinkler Style Camera is also very popular, as it looks like a normal building sprinkler head.
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Indoor Camera Comparison Chart | |||||
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Picture |
Model |
Resolution |
Image Sensor |
Lens |
IR Range |
| E-806 |
380 TVL |
1/3" CMOS |
3.6mm |
No IR | |
| CD-0245 |
420 TVL |
1/4" CCD |
3.6mm |
No IR | |
| CD-1453 |
480 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
No IR | |
| ID-6200 |
420 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
~30' | |
| CD-7226 |
420 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
No IR | |
| CD-7335 |
420 TVL |
1/3" Sony Super HAD CCD |
4.3mm |
No IR | |
Outdoor Camera Selection
Most of our outdoor cameras have Night-Vision Capabilities with Infrared IR Bulbs. The difference between each of the models of outdoor cameras that we have available, is based on the resolution (picture quality) and the IR Range. The chart below will show the various outdoor cameras we have available, as well as their resolution and range in no-light conditions.
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Outdoor Camera Comparison Chart | |||||
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Picture |
Model |
Resolution |
Image Sensor |
Lens |
IR Range |
![]() |
380 TVL |
1/3" CMOS |
6mm |
6'-10' | |
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420 TVL |
1/4" CCD |
3.6mm |
~30' | ||
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420 TVL |
1/3" Sony Super HAD CCD |
4mm |
~100' | ||
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420 TVL |
1/3" Sony Super HAD CCD |
8mm |
~100' | ||
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420 TVL |
1/3" Sony Super HAD CCD |
12mm |
~100' | ||
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540 TVL |
1/3" Sony HQ1 CCD |
4mm |
~80' | ||
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420 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
NO IR | ||
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480 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
NO IR | ||
View our Full Line of CCTV Surveillance and Security Cameras here:
CCTV Security CamerasStill not sure which camera to choose?
Call us now at (866) 537-5438
Selecting the right camera for your installation is very important. There are several things to consider when selecting a camera. First, will the camera be mounted indoors in a climate controlled environment, or outdoors (or in a non-climate controlled warehouse)?
Indoor Camera Selection
When selecting a camera for an indoor environment, you should first consider how the camera will be used. If the camera will be used in an environment primarily during the daytime, or is in an area that is well lit at night, then you can choose a camera that does not have Infrared (IR) night-vision capabilities. The following cameras will suit you if the area being viewed is well lit during the hours you will be recording: E-806 Budget Indoor Dome Camera, CD-0245 Hi-Res Indoor Mini Dome Camera or our CD-1453 Sony 480TVL CCD Hi-Res Indoor Dome Camera. However, if the camera needs to be viewable in No-Light conditions, then you would be better off selecting a camera with IR (Infrared) capabilities, such as our ID-6200 Sony Indoor Dome Night Vision camera.
For more Covert Indoor Installations, our CD-7226 Indoor Sony Hi-Res Pinhole Motion Detector Style Camera is an excellent choice. This camera provides excellent quality color video, but the camera is hidden inside the body of a normal looking alarm system motion detector. These cameras are extremely popular for indoor covert installations in homes and businesses. For businesses, our CD-7335 Sony Hi-Res Sprinkler Style Camera is also very popular, as it looks like a normal building sprinkler head.
|
Indoor Camera Comparison Chart | |||||
|
Picture |
Model |
Resolution |
Image Sensor |
Lens |
IR Range |
| E-806 |
380 TVL |
1/3" CMOS |
3.6mm |
No IR | |
| CD-0245 |
420 TVL |
1/4" CCD |
3.6mm |
No IR | |
| CD-1453 |
480 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
No IR | |
| ID-6200 |
420 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
~30' | |
| CD-7226 |
420 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
No IR | |
| CD-7335 |
420 TVL |
1/3" Sony Super HAD CCD |
4.3mm |
No IR | |
Outdoor Camera Selection
Most of our outdoor cameras have Night-Vision Capabilities with Infrared IR Bulbs. The difference between each of the models of outdoor cameras that we have available, is based on the resolution (picture quality) and the IR Range. The chart below will show the various outdoor cameras we have available, as well as their resolution and range in no-light conditions.
|
Outdoor Camera Comparison Chart | |||||
|
Picture |
Model |
Resolution |
Image Sensor |
Lens |
IR Range |
![]() |
380 TVL |
1/3" CMOS |
6mm |
6'-10' | |
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420 TVL |
1/4" CCD |
3.6mm |
~30' | ||
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420 TVL |
1/3" Sony Super HAD CCD |
4mm |
~100' | ||
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420 TVL |
1/3" Sony Super HAD CCD |
8mm |
~100' | ||
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420 TVL |
1/3" Sony Super HAD CCD |
12mm |
~100' | ||
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540 TVL |
1/3" Sony HQ1 CCD |
4mm |
~80' | ||
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420 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
NO IR | ||
|
480 TVL |
1/3" Sony Super HAD CCD |
3.6mm |
NO IR | ||
View our Full Line of CCTV Surveillance and Security Cameras here:
CCTV Security CamerasStill not sure which camera to choose?
Call us now at (866) 537-5438
Are there any ongoing fees for remote viewing?
Answer
Answer
We get this question a lot! This means that some disreputable company out there is trying to charge customers for remote viewing their cameras on a mothly basis. We think that this is disgusting and dishonest. We do not try to charge any fees for remote viewing whatsoever. Our systems simply use the internet connection that you already have, and allow you to view your cameras from virtually anywhere in the world using your standard internet connection! The remote client software that is included with each of our camera systems CAN BE INSTALLED ON AS MANY COMPUTERS AS YOU LIKE...FREE OF CHARGE!
Still not sure which system to choose?
Call us now at (866) 537-5438
How difficult is it to install a DVR Card?
Answer
Answer
It is not difficult to install a DVR Card into your PC. Simply remove the screws holding the side-case on your PC, and then slide the DVR Card into one of the PCI Expansion slots on your motherboard. Once you reboot your PC and install the software, your DVR Card will be recognized and will install the appropriate drivers.
1-2-3 Installation Manuals
Each of our PC-Based DVR Cards comes with an easy to follow 1-2-3 installation manual that will walk you through the installation of the DVR Card into your PC and through the software installation as well. As always if you have any questions, just give our Technical Support department a call, and they would be glad to help you out.
DVR Card Installation

Installation of DVR Card into your PC
Still need Help? Want to make sure your PC will work?
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Can I use a PC-Based DVR with Windows Vista?
Answer
Answer
YES. Both our Alnet Systems DVR Card/Software and our Security Eyes Pro DVR Card/Software combinations are now fully compatible with Windows Vista and Windows XP Home/Pro! The remote viewing for our Standalone DVRs is also Vista Compatible...so no matter which of our systems you choose, you will now be able to view your cameras in Windows Vista.
More Details about Vista DVR Cards
Still need Help? Want to make sure your PC will work?
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What Are the Minimum PC Specifications for the PC Based DVR Cards?
Answer
Answer
The PC Requirements for each of our PC Based DVR Card Systems can be found in the charts below.
Alnet Professional Grade DVR Card/Software PC Requirements
For Windows VISTA PC's - Intel Pentium D or Core2 Duo CPU Required
![]() Alnet DVR PC Requirements |
Requirements for Alnet VDR-S 3.0 Software | |
| Processor (CPU) | Intel Pentium D or Intel Core 2 Duo CPU | |
| Memory (RAM) | 512+ MB DDR2 RAM | |
| Monitor Resolution | 1024 x 768 Resolution | |
| Video Card | ATI or NVIDIA PCIe or AGP Video Card w/128 MB RAM minimum | |
| Motherboard | Motherboard with a Full PCI Bus INTEL 945 or 965 Chipset Motherboard Recommended | |
| PCI Requirements | 1 PCI Slot and 1 IRQ per card | |
| Hard Disk | 100+ GB Hard Drive Larger Drive = Longer Recording | |
| Operating System | Windows VISTA, XP Home or Pro (Not Windows XP Media Center Edition)
| |
| Requirements for Network Features | ||
| Network Card | 10/100 LAN Card or Above | |
| Broadband Internet | DSL, Cable or T1 Dynamic IPs Supported! | |
| SMTP (Email Alerts) |
SMTP Server with Email Account | |
| PDA Connection | Internet Enabled Pocket PC PDA or PDA Phone with Internet Access. PocketPC or Windows Mobile 5 or 6 | |
| Cell-Phone Connection | Internet Enabled JAVA or Symbian Cell-Phone | |
For AMD PCs or Older INTEL PCs (Windows XP ONLY)
![]() Alnet DVR PC Requirements |
Requirements for Alnet VDR-S 2.0 Software (also Included on CD) | |
| Processor (CPU) | Intel Pentium III (1.0 Ghz or Above) OR AMD Athlon XP 1700+ or Above | |
| Memory (RAM) | 512+ MB DDR RAM | |
| Monitor Resolution | 1024 x 768 Resolution | |
| Video Card | ATI or NVIDIA PCIe or AGP Video Card w/128 MB RAM minimum | |
| Motherboard | Motherboard with a Full PCI Bus AMD, NVIDIA or INTEL Chipsets Recommended | |
| PCI Requirements | 1 PCI Slot and 1 IRQ per card | |
| Hard Disk | 100+ GB Hard Drive Larger Drive = Longer Recording | |
| Operating System | Windows XP Home or Pro ONLY (Not Windows XP Media Center Edition)
| |
Note: Both Versions of the Software are included on the CD with the DVR Card.
Security Eyes Entry-Level DVR Card/Software PC Requirements
![]() Security Eyes PC Requirements |
Requirements for Viewing/Recording Video | |
| Processor (CPU) | Pentium IV 2.0 Ghz or equivalent AMD | |
| Memory (RAM) | 512 MB SDRAM or Above | |
| Monitor Resolution | 1024 x 768 Resolution | |
| Video Card | AGP-Style ATI or NVidia 128 MB Video *Not On-Board Style* | |
| Motherboard | Motherboard with a Full PCI Bus Most VIA Chipsets not supported | |
| PCI Requirements | 1 PCI Slot and 1 IRQ per card | |
| Hard Disk | 80+ GB Hard Drive Larger Drive = Longer Recording | |
| Operating System | Windows Vista, XP Home or Pro (NOT Windows XP Media Center Edition) | |
| Requirements for Network Features | ||
| Network Card | 10/100 LAN Card or Above | |
| Broadband Internet | DSL, Cable or T1 with Static IP Address | |
| SMTP (Email Alerts) |
SMTP Server with Email Account | |
| Cell-Phone Alerts | 56kbps Data/Fax/Voice Modem | |
Still not if your PC will work?
Call us now at (866) 537-5438
Should I use a Dedicated PC for my System?
Answer
Answer
It is HIGHLY Recommended to set up your DVR Card in a PC that will be used for NO other purposes. DVR Recording is a very processor intensive and hard drive intensive application. Attempting to run other programs at the same time as your DVR software can reduce the overall quality or framerate of recording, or slow the PC down in general. Some of our customers have chosen to run the DVR Card on a PC that they still use for other software, without any problems, but we cannot provide support for any software conflicts that you may run into on a multi-purpose PC.
Still not if your PC will work?
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How should I place my cameras to ensure I catch video that will capture the most relevant shots?
Answer
Answer
Placement of the cameras for your DVR System is Very important, as it helps to determine what type of video recording you will be able to capture. A well-positioned camera will not only deter theft, as it will be visible to the public and help keep honest people honest, but it will also capture important video that can be used in prosecuting if something does occur. Placement of your cameras may vary, but here are a few concepts to keep in mind.
Entry and Exit Coverage
No matter what type of building you are protecting with a surveillance system, every entry and exit should be covered by a CCTV Camera. This allows you to get an optimal shot of a person entering your facility, which can be used for properly identifying a person, as well as keeping record of who has entered. The second purpose for these cameras, is to capture the perpetrator leaving the facility with anything that they have taken with them. These are key shots for being able to prosecute. The entry/exit cameras should be zoomed in specifically on the width of the door or walkway, to ensure optimal images. This means that wideangle lenses should not be used, as they will make people appear smaller.

This is an example of using a camera to view too wide of an area. This does not provide adequate coverage of the entry door.

A better use of an entry-door camera. This camera provides more characteristics as a person is entering the facility.
Register & Checkout Cameras
When recording video from a register, it is a good idea to have a camera with a fixed zoom lens (usually 8mm with standard 8-10 foot ceilings) installed, as this will provide a zoomed in view of the cash drawer, and about 3-4 feet of the counter to the side. With this view, you will be able to see the cash changing hands, as well as the product that is being rung out. This allows you to keep on file the actual merchandise that is being purchased, so you can see if everything was rung out properly. You will also be able to see whether the cash actually made it into the cash drawer, or was pocketed by the cashier (unfortunately employee theft accounts for a great percentage of total theft from a business).

This register camera is too far away or too wide of a lens to distinguish the money as it enters and exits the register. It would be advised in this situation to have one camera trained in on the register, and another covering the customer area with a wide-angle lens.

This is a better example of good placement and lens for a register camera.
Aisle Cameras
When covering large Aisles of product, this is an area where you can use a wideangle camera. The wideangle camera will allow you to cover virtually the entire aisle of product and see what customers are stopping to pickup. While this camera might not give as much distinguishing characteristics of the individual, you will be able to see the clothing that is worn and match it up to the shot from the entry/exit camera to be able to tell who it was in the view.

Customer Checkout Cameras
In addition to the register camera, many facilities also like to have a customer checkout camera, so that they can see the customers that are in line, as well as the employee that is at the register. This simply provides more information as well as gives a good view of a perpetrator if an armed robbery is occuring. This camera would generally be a wider angle camera as well, as identification can still be made using the entry/exit camera(s).


Parking Lot Cameras
Parking lot cameras are a great idea for any business. These cameras can provide valuable footage of a vehicle that is coming in to your business as well as provide coverage of your customers' and employees' vehicles while they are located in the parking lot. You would be surprised to see what occurs in your parking lot when you are not around. Parking lot cameras are generally wider angle cameras to allow maximum coverage with less cameras.


Parking Lot Entry & Exit Cameras
Just like the Entry/Exit Door Cameras, Parking lots usually have several bottle-necks where cars enter and exit. At these points, you can use a fixed zoom style camera to provide valuable license plate information for your video archive, or at least more distinguishing characteristics for identification of a vehicle that was identified in the wide-angle parking lot camera(s).


Office Cameras
When covering general office areas, wideangle indoor dome or motion detector style cameras are usually used. These cameras provide a good wide-angle view of the area being covered, so that you can see who is in their desk, as well as any customers/clients that are in the offices.

Warehouse Cameras
Warehouse cameras should generally be an outdoor style camera, which provides a sealed weatherproof and dust-proof enclosure for the camera. This helps to protect the camera from damage from moisture, humidity as well as dust over time. As far as the positioning of warehouse cameras, it is generally a good idea to cover the ingress/egress points of the warehouse, such as man doors or overhead bays. In the case of large overhead doors, it is generally better to use a wideangle lens to offer optimal coverage.
Additional Helpful Tips
Never angle a camera straight down - A camera that is pointed straight down, will only catch the top of a perpetrator's head. The camera will most likely miss many of the distinguishing characteristics that could be used to identify a person later if necessary.
Always make sur eot have a camera facing all entrances - It is a fact, that the best time to catch the facial features of an individual is during their entrance into the building, whether it is your home or your business. Other cameras can catch the act of someone stealing, or vandalising, however without the critical entry-shot or exit shot, you may not be able to identify the individual.
Mount IR Cameras within the IR Range for NightVision - The maximum IR Range for each camera, designates the point under normal conditions where the infrared illumination becomes too dim for the camera to pick up properly. You never want the camera to operate at the maximum range of IR illumination at night, as under humid, cold or other inclement weather conditions, the camera will not be able to achieve the maximum range of IR illumination. Other options are to use multiple IR cameras together, pointing in the same general direction at different distances, to provide a more full IR illumination. There are also IR extender panels, that can supply extra IR illumination to extend you camera's range. General rule of thumb, is to place the camera so that the primary area being viewed is within 50-60% of the maximum IR range for the camera. So if your camera has an IR range of 100 feet (like our CD-9255 Cameras), then optimally, it should be focused on an area 50-60 feet away (direct line of site) to allow for best IR illumination during night time regardless of weather conditions.
Always plug cameras into a surge supressor or battery backup unit - Cameras are extremely sensitive to voltage changes and can fail prematurely. Voltage changes will also void the camera's warranty. Battery backup units with AVR (Auto Voltage Regulation) are a great investment, as they will keep your cameras running even if the power goes out, and will also actively regulate the input voltage to your camera's power adapters.
Select a lens that will provide no wider of a field of view than is needed - The wider the field of view of a camera, the smaller everything appears on teh screen. So determine what the width of the area to be covered and the distance from the camera, then visit our Lens Selection Page to find a lens that will suit your particular installation needs.
Avoid placing a camera where it will be looking directly into the Sun - Just like your mother probably told you, don't stare directly into the sun or you will go blind...well it is the same with cameras. Direct sunlight can burn the image sensors of cameras, rendering them useless and out of warranty very quickly. Point your cameras so that they will not be looking directly into the sunlight.
Still not sure what cameras are needed for your installation?
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What is the benefit of a DVR System as opposed to a traditional Time-Lapse VCR System?
Answer
Answer
A DVR system gives several benefits over a standard VCR-based system. First and foremost, the DVR takes the majority of human error out of the equation. With a traditional system, a staff member or person in charge of the security system would have to remember and be present at the same time each day, to change the tape in the VCR. Commonly, due to unforeseen circumstances, or neglect or even simply the fact that a tape is currently being reviewed, the tapes in a traditional system do not get changed or are not always recording (due to the limitation of a VCR). Without a tape in the system, it cannot record, and therefore, anything that would happen at your home or business would not be recorded! A surveillance system is in place to constantly monitor, and keep record of all occurrences. If there are gaping holes in the actual recorded time, then this leaves great chances that important information, such as cars entering or leaving the gas station, or customers walking out of your store with items they did not pay for, or an employee reaching in their pocket would not be on the tape. In the case of a DVR System, it is always running, and always recording (if configured properly). Even while you are reviewing the previously recorded video, it still continues to record the data! This provides a great advantage, as your employees, family members or customers may be able to see, while you are reviewing a pre-recorded cassette in a traditional system, and may take advantage of the momentary lapse in security.
PC-Based DVRs
PC Based DVRs are generally the best choice for higher resolution systems that have better remote viewing capabilities. PC-Based DVRs are built by installing a DVR Card into your PC. The cameras then record directly onto your PC's hard drive.
Standalone DVRs
Standalone DVR systems are a quick, drop-in replacement for an old VCR. The Standalone DVR has a built-in hard drive to allow for recording, and in many cases, it can even be connected to the internet for basic remote-viewing capabilities. Standalone DVRs are an excellent choice for those who are not as computer literate.
Still not sure what system is best for your installation?
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Why would I need a Surveillance System for my Home?
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Answer
Home surveillance systems are needed for many different reasons. Some of the most popular reasons that our customers state for needing a home surveillance systems are: Vandalism occuring in or around their residence, need to keep an eye on teenagers while at work, maid service in the home that needs to be watched to ensure accuracy and trustworthiness, babysitter that is watching children, In-Home care of disabled or elderly persons, security reasons - to help prevent break-ins. There are many many other reasons that home surveillance systems are used as well. With systems as affordable as our home DVR Systems, there are more reasons to get a system than there are not to.
Still not sure what system is best for your installation?
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Why would I need a Surveillance System for my Business?
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Answer
Many of our customers install business CCTV Surveillance Systems for various reasons, but below you will find a list of the most popular furnished by our customers:
- Access Control - Know who is coming and going and when.
- Prevent Lawsuits - With so many fraudulent lawsuits out there, we have been able to help our customers avoid a few from fraud rings - EVEN in small rural towns!
- Avoid Fraudulent Unemployment Suits - We have even avoided unemployment on individuals who were not entitled in our own company. If someone will try to steal from a Surveillance Manufacturer, why wouldn't they try to steal from your company too? Keeping video record of everything is very important for fighting your case with Dept. of Employment Security
- Reduce Theft - Both Internal and External Theft tightens the profit margins of many businesses. Without a way to decrease the shrinkage, many businesses fail. Many companies even recoup the cost of their system within the first month of installing it, even when they didn't think they had much theft.
- Reduce Insurance Costs - Many insurance companies will reduce premiums when a complete surveillance system is installed.
- Protect Employees - Surveillance systems can help protect your employees as well, from vandalism, threat of bodily harm by would-be theives, theft of their lunches out of the fridge, and many many more reasons.
A good Business Surveillance System helps your business in all of these ways and more.
Still not sure what system is best for your installation?
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What is a Lux in the camera rating?
Answer
Answer
The Lux Rating is a camera's ability to see in various light conditions. The Lower the Lux rating of the camera, the less light it requires to render an image. The following chart demonstrates various light levels and their appropriate lux rating.
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Natural LUX Examples | |
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Full daylight: |
10,000 LUX |
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Very dark day: |
100 LUX |
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Twilight: |
10 LUX |
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Deep twilight: |
1 LUX |
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Full moon: |
0.1 LUX |
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Quarter moon: |
0.01LUX |




























