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DERISCO Incorporated

Eye-in-the-Sky Video Surveillance Services

DERISCO Incorporated is 100% U.S. Navy Veteran owned and operated. We proudly support our brothers in arms.

Shopping List For

Complete Video Security /Surveillance Systems

1. Digital Video Recorder/Network Video Recorder - There are many options often confusing

   1. Stand Alone DVR often called VCR Replacement. Click Here

      1. Pros:

         1. Often the lowest cost alternative

      2. Cons

         1. Limited Storage options Generally 300 to 500 gig single hard disk

         2. Limited recording quality. Unfortunately often manufacturers marketing people play shell games with this specification like 30 frames per second (fps) 4 camera system but do the math it is actually 7.5 (fps) per camera I have seen this done with 8 camera systems as well 120 fps 8 camera system is the same 7.5 frames per second. I often equate this with with the Princes Diana video.

   2. PC Based Digital Video Recorder (DVR) Click Here

      1. Pros:

         1. Great Storage options up to 4 terabytes in system then you can add raid server

         2. Better Quality options 640X480 at 30 frames per second per camera. Unfortunately often manufacturers marketing people play shell games with this specification like 30 frames per second (fps) 4 camera system but do the math it is actually 7.5 (fps) per camera I have seen this done with 8 camera systems as well 120 fps 8 camera system is the same 7.5 frames per second. I often equate this with with the Princes Diana video.

         3. Can be made it hybrid system DVR/NVR.

      2. Cons

         1. Cost a bit more.

   3. PC Based Network Video Recorder (NVR) Click Here

      1. Pros:

         1. Great Storage options up to 4 terabytes in system then you can add raid server

         2. Best Quality options currently 5 and 8 mega pixel cameras available.

         3. Less hardware restrictions.

      2. Cons

         1. Camera costs are higher but better quality cost more.

2. Monitor

   1. CCTV Monitor for standalone systems Click Here

   2. VGA (standard computer monitor) for PC Based Systems.

3. Cameras

   1. Analog Click Here

      1. Bullet Camera -Generally least expensive 

      2. Standard CCTV style Camera - Flexible lens selections

      3. Dome Camera - Camera inside dome basically camouflages what the camera is looking at.

      4. Vandal Resistant Camera - Camera inside protective enclosure.

      5. Pan Tilt Zoom (PTZ) Click Here - Cameras with the ability to be remotely controlled to move (pan& tilt) and bring images close up (zoom) can run tours to watch mutable points of interest with one camera.

   2. Digital Click Here

      1. Standard CCTV style Camera - Flexible lens selections

      2. Dome Camera - Camera inside dome basically camouflages what the camera is looking at.

      3. Vandal Resistant Camera - Camera inside protective enclosure.

      4. Pan Tilt Zoom (PTZ) Click Here - Cameras with the ability to be remotely controlled to move (pan& tilt) and bring images close up (zoom) can run tours to watch mutable points of interest with one camera.

   3. Camera Lens Click Here

      Surveillance Camera Lens Chart
      (approximate values)
      Lens	Viewing		Field of View (in feet)
      Size	Angle		5 feet away		10 feet away		15 feet away		25 feet away		50 feet away		100 feet away
      (mm)	Width	Height	W	H	W	H	W	H	W	H	W	H	W	H
      3.6	74°	55°	7.5	5.2	15.1	10.4	22.6	15.6	37.7	26.1	75.4	52.1	151	104
      4	69°	49°	6	4.5	12	9	18	13.5	30	22.5	60	45	120	90
      4.3	65°	45°	5.6	4.2	11.2	8.4	16.7	12.6	27.9	20.9	55.8	41.9	111	84
      6	42°	32°	3.8	2.9	7.7	5.7	11.5	8.6	19.2	14.4	38.4	28.7	77	57
      8	32°	24°	2.9	2.1	5.7	4.3	8.6	6.4	14.4	10.7	28.7	21.3	57	43
      12	22°	17°	1.9	1.5	3.9	3	5.8	4.5	9.7	7.5	19.4	14.9	39	30
      16	19°	15°	1.5	1.2	3	2.5	4.5	3.6	7.2	6.1	14.4	12.2	28	24

       

   4. Camera Housing Click Here

   5. Camera Mount Click Here

   6. Camera Power Supply Click Here

4. Cabling Click Here

   1. Power Wire

   2. Network Wire- Cat 5 twisted pair

   3. Analog Wire RG59u (analog systems)

5. Computer Networking Equipment Click Here

   1. Firewall with port forwarding options

   2. Network Switch

6. Battery Backup

   1. APC 1200VA or better. This is very heavy So purchasing locally may save you money on shipping.

Peace of Mind and a Credible Deterrent Starting as Low as $6.25 per Day ! ! ! . . . While You’re Running the Business  . . . We’re Keeping an Eye on the Store.

Company Blog 

Eye-in-the-Sky Video Surveillance Services a division of DERISCO Inc.

(480) 732-0799

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Last modified: 07/16/2010