Friday, May 6, 2016

What is the difference between 720P, 1080P and 4K video quality

What is the difference between 720P, 1080P and 4K video quality


My security monitor TV stopped working, new TV does not have yellow input

My security monitor TV stopped working, new TV does not have yellow input
Most TV's used to have the yellow composite input to connect the monitor out or the spot out from the DVR. Some new TV monitors do not have the RCA yellow input. In this case you can use the green input 

New - Over IP,HDMI Extender 120m -

Friday, April 29, 2016

POS interface security camera from dvrunlimited

POS interface security camera from dvrunlimited

 

Description

> 1/3" SONY Super HAD CCD II; 700TVL
> Day & Night Color B/W change camera
> main module of wide voltage design (9-20V)
> Lightning-Proof unit design
> DC12V/AC24V dual power design
> DC/VIDEO auto iris dual drive design
> BLC ON/OFF
> AGC ON/OFF
> White Balance ATW/AWC

Specification

Model CM1092-POS
Image Pick-up Device 1/3 SONY Super HAD CCD II
Resolution 700 TVL
Min. Illumination 0.1 LUX
TV system NTSC / PAL
Pixels NTSC: 976 X 508 PAL: 976 X 596
Video Output 1.1Vp-p/75O, BNC 
Function & features
OSD Menu Yes
Language English, Japanese, French, Russian, Portuguese, Spanish, Simplified Chinese
Lens Manual/Automatic
Shutter/AGC Shutter: Automatic/Fixed AGC: ON/OFF
Day/Night Auto/Color/B&W
Backlight OFF/BLC/HLC
ATR Adaptor Tone-curve Reproduction: ON/OFF
White Balance ATW/PUSH/USER1/USER2/ANTI CR/MANUAL/PUSH LOCK
Noise Reduction 2D DNR: ON/OFF
Privacy Masking 4 Zones
Motion Detection 4 Zones
SYNC Internal Synchronous
Power Supply DC12V/AC24V dual power design 300mA
Lightning-Proof Function Multiple Lightning Proof
Operation Temp. Temp. -15�C to 50�CRH 85% Max
 

Thursday, April 28, 2016

How to connect a PTZ security camera to a stand alone dvr

How to connect a PTZ security camera to a stand alone dvr

This video was made few years ago now you can use a balun to make the job simple.
http://www.dvrunlimited.com/ev01p-vp.html?search=balun&description=true&page=3
 
 

 

This video shows how connect a

Wednesday, April 27, 2016

What are HD-TVI Security Cameras and HD-TVI Tribrid DVR's?



What are HD-TVI Security Cameras and HD-TVI Tribrid DVR's?
If you have an existing Analog system with coaxial cable already ran, HD-TVI cameras and HD-TVI Tribrid DVR might be the correct solution for you. You can change the cameras with 2.4MP cameras and have a 1080P quality picture and video. Similar user interface and same network setup can be used. Even better some have EZ connect or P2P connection for easy setup 2 or 3 clicks, and you will be all done. Most products we sell have three years warranty and lifetime technical support.If you have a limited budget and your purchase is over $1000 we have a lease to own option.Please contact us for the application. HD-TVI Tribrid DVR's will support you Analog cameras also if your Analog DVR has stopped working and you can’t find an Analog DVR, you use an HD-TVI Tribrid DVR's. You can use your Analog cameras until you have the budget to upgrade to 1080P HD-TVI Security Cameras. You can also add IP camera to the same system. Please check compatibility. Dahua IP cameras will not work properly with LTS or Hikvision DVR. Most HD-TVI Tribrid DVR's will support a max resolution of 2MP for IP cameras. POE switch is not built in HD-TVI Tribrid DVR's. You can purchase a POE injector for single camera use or buy a POE switch for 4 or 8 channel.