yes, All the tv tuner card can work any questions as long as you have got a satellite service in the world.
No, the dual tuner is to make the Picture in a Picture function work.
meaning of t.v tuner
The Microsoft WIndows TV tuner software works by capturing input from a TV card and displaying it on the users screen. It must be used on a computer with a TV adapter that is hooked up to cable.
with a computer you would use a tv tuner card or a usb tv tuner.
Yes, a monitor is a tv screen with no tuner and sometimes no audio built in.
All televisions have a "tuner" in them. Otherwise, they would be monitors. You can tell if your television has a tuner by seeing if it has a channel up/down button or a knob on the front.
A USB TV tuner is a TV tuner card that connects to a computer via the USB port. First you need to connect the tuner, then connect satellite or antenna to the tuner. Usually you need install the driver on your computer. After those you can scan channels on your computer. http://www.pctvshop.com/dvbs2-usb-tv-tuner-qbox-iii-p-31.html
Only if the TV has a digital (ATSC) tuner. If it has an analog (NTSC) tuner only, it will not work with over-the-air digital broadcasts. In that case you'll need some sort of converter.
No, you can't do this because you need a TV tuner to select the channel. (Note, that if you have cable TV it may be possible to connect your cable box to your monitor. This depends on what outputs the cable box has.) For a desk top computer you can add a tuner board and for a laptop or a desktop machine you can buy a tuner that plugs into a USB port (make sure that the software that comes with the tuner will work on your machine.) Prices run from about $50 and up. Be careful, there are still some analog only tuners on the market -- they will no longer work in most parts of the world. Remember that if you buy a tuner, you will still need an antenna.
Vizio VA19L has a digital tuner in it.
Most (if not all) current consumer TV's (not monitors) are capable of receiving an over the air signal. If it has a built in tuner, it should work. Can't guarantee though that it has a digital tuner, but you can find that out in your owner's manual, the manufacturer's website or by checking the set up menu on your TV.
A DualDigital TV Tuner allows you to watch one digital TV channel and record another one at the same time. Also this can be used to allow the picture-in-picture function to work with two different channels displayed.