Question:
What is the difference between a HDTV with a tuner and one without?
gary h
2008-01-05 10:27:34 UTC
What functions are you missing having a tv without a built in tuner? Thanks
Four answers:
Stephen P
2008-01-05 10:50:26 UTC
The difference is that if it has a digital tuner built in, you can directly connect the HDTV to an antenna, or in some cases a cable outlet, and receive HDTV programing.



If the TV doesn't have a digital tuner (In which case it should be called a "HD Ready TV" and not a HDTV), to receive digital over the air broadcasts you need to install a digital tuner between the antenna and the "HD ready" TV.



There are two types of external digital tuners for over the air TV. There's the cheap kind (designed for older analog sets) that only output analog TV signals and there are the more expensive kind that can output HD signals.



If you use a cable or satellite box with video outputs, you don't need a tuner in the TV because their box takes care of tuning.





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The first answer you received talked about a "Freeview" boxes. Freeview is the term usually used in the UK for digital tuner boxes for over the air TV.
Broadcast Engineer
2008-01-05 10:50:59 UTC
Simple answer: No tuning of any channel without a box of some kind - Set top tuner for antenna, Cable box for cable, or Satellite box for satellite.



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The tuner in a HDTV set with the built in tuner means that the set works with an antenna (aerial). Some tuners in US HDTV sets allow access to additional unscrambled cable channels or cable channels with cable card (as authorized by the cable company).



No tuner HDTV sets were built so that manufacturers could sell what is a High Definition monitor for people with Cable Boxes, Satellite Boxes, Set Top Boxes (the missing tuner) and DVD players with High Definition outputs via the HDMI connection or a Component Video and Stereo Audio Connection.



There was a reason for manufacturers to sell the no tuner HDTV sets, the cost of the HD tuner was high due to the royalty that had to be paid to the people who developed the tuner (at least the ATSC tuner in the US). And the sets had to have both the analog (NTSC) and digital (ATSC) tuners if the set had either one up to a certain size (until March 1, 2007 when all US sets made had to have both).



The only sets in the US which can legally still be sold without a ATSC (digital SDTV or HDTV) tuner must have been made before March 1, 2007 (and be below a certain size since larger sized sets were phased into this requirement earlier) Must have no tuner at all and be called a monitor.
purplerain
2008-01-05 10:35:13 UTC
Any tv with a built in tuner, means it has a freeview tuner built in. That is you can receive freeview on it. Bear in mind two things:



One can you get freeview in your area and you have the right aerial,



Two, not all of those with integrated tuners will work with a top up service, so if you say, wanted additional channels like setanta sport you couldn't without buying another freeview box.



You may be best getting a separate freeview box that allows a top up and has a built in recorder. That way you can expand it and also record programmes and often pause live tv. Also if you tv goes at least you have a seperate tuner to use in another tv.
?
2016-12-01 02:17:48 UTC
various the different solutions might confuse you in case you rather have a DTA, which stands for digital delivery Adapter and is used on the Comcast cable device (and doubtless others). See the link under. whilst the DTA is in reality comparable in function to the over-the-air converters reported in the different solutions, it quite is no longer precisely an identical. however the important element is, sure, its output is analog. the reason it exists is so those with previous analog TVs won't lose all of their channels while Comcast (and so on.) migrates maximum of its analog channels to digital, that's ongoing now. while you're applying it with an HD-able visual reveal unit, the image would be no greater suitable than on an previous analog set, and doubtless even no longer as solid. If it quite is your project--you're on Comcast or yet another cable provider--you will ought to get an HD receiver or DVR from them and enroll in their HD channel equipment with a view to get HD. If, despite if, i've got guessed incorrect and you're definitely related to an over-the-air antenna, what you would be wanting for HD is an exterior digital tuner resembling the 2d reference under. solid success.


This content was originally posted on Y! Answers, a Q&A website that shut down in 2021.
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