Kamis, 11 Juli 2013

How can I connect both a security camera and the satellite dish to my TV ?

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ByteMaster


So I have this ordinary security camera that connects via BNC (antenna / coaxial cable) to a TV and the TV just tunes to the camera frequency like it would to a regular channel - I tuned the camera on channel 0 for quick access. Sounds simple so far, I have good image quality from the camera, but then I ran into a big problem : I also need to watch my regular TV channels on that TV while the camera is connected, so this is my question : how do I connect both the camera input and the satellite dish to the TV at once ? I know you'll right away suggest a switch box, but that's not what I'm looking for, because that means getting up and manually switching the box every time I want to alternate between the camera and the satellite. Something like a signal merger, or anything that would take 2 sources and output them into one, so I could tune in both the camera and the channels with the ease of my remote, without having to flick a switch. Does such thing even exist at a reasonable price ? In shorts : 2 signal sources, same TV, can it be done ?


Answer
Same opinion as classics, but if you want to see both images at once you need a picture in picture, PIP TV...

What is the best security camera for night?




Mike


I live out in the country and have been robbed recently. I currently have security cameras, but they are not the best of quality. I have a 4 channel DVR from Lorex and all the cords are ran already so I would perfer wired cameras. Without spending lots of money, what's the best bang for my buck? I need to see clearly at night about 100 feet. Also too, does having too many lights effect the IR of the camera? Is less or more IR rating of camera better? Thank you.


Answer
This camera is probably one of the best security cameras out there. It has a 65' illumination range, its indoor/outdoor, has 23 LEDs and has high resolution (700 TVL)

The second camera is pretty similiar, same brand and everything, but has a 100' illumination range and 36 LEDs.

The IR switches on when the light around the camera is 0 lux or below. If you leave a light on by the cameras all night they'll never switch over to IR mode, but if it is dark by the camera they should switch over. The light sensitivity or IR rating is how much light there needs to be for the camera to switch modes, the cameras I listed have a sensitivity of 0 lux, which means if there is less light out than a candle would provide, the camera will switch to IR mode.




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