04 Aug 2016

A question about : HD Television screen sizes.

We have an HD television, a 37 Panasonic. The thing is that when you watch programs being broadcast in HD they look little different to standard resolution. This puzzled me for a bit but I think I now know why. We are of the old school and have gradually worked our way up from 9 Marconi cathode ray tube sets in black and white to where we are today. We therefore do not live in our television set but it occupies a corner of the room where we sit as it the normal thing with all Old Frats. I have now found that if I get out of the chair and walk towards the television by the time I am 5ft from the screen everything is in fantastic detail. This led me to research on the web the recommended screen size to get HD resolution when sitting 15ft away from the set as we do!
The answer (wait for it ) to get the recommended THX experience is a 120 screen. I suppose if I stand it on the floor the room will take it but how do I get it through the door ?

Quote:

Screen size to achieve THX recommended viewing angle
96.5wide = 120.6 @ 4:3 diagonal or 110.7 @ 16:9 diagonal.

I suppose what I am saying is that there are others similar to us, thinking of changing their TV and wonder if it is worthwhile going to HD , unless you want a monster box it probably is not worth it.

Best answers:

  • https://www.youtube.com/watch?v=8vbd3...eature=related
  • Or just move your chair a little closer to the tv, rather than 15ft away!
  • We had a 28" CRT before we bought our new Freeview HD LCD panel. I hought that a 40" would be more than sufficient at our viewing distance......
    However, have since seen a calculator that states that we should have gone for a 46" at our viewing distance. Although you can see a difference between SD & HD material with the 40", the 46" would make this more obvious.
    The lesson is, if you are in the market for a new TV, do your research first. To get the benefit from full HD you need to get a MUCH larger screen than your old SD TV.
  • I am so glad we did^^^^^^^^^^^^^^
  • If you watched everyday tv with these viewing recommendations no doubt you would need to go to specsavers within a few weeks.
    A point to add is, the THX recommendations are for recreating an "immersive cinematic experience", you would also need to buy 4 subs, and 7 extra surround sound speakers to complete this recommendation.
    https://www.thx.com/consumer/home-ent...r/hdtv-set-up/
    For day to day viewing, I would say this calculator is more realistic (it works same for lcd):
    https://www.dtvcity.com/plasmatv/plasmascreensize.html
    It calculates a 50" screen for a 15ft viewing distance, which IMO is right.
    I have a 42" and I sit about 10ft away, and can see in great detail on HD Channels and games etc.
  • It really is quite simple - Father Ted summed it up perfectly:
    If you wish to see detail in HD sit CLOSE (about 6ft for a 42") - if you watch SD at that distance you will see how awful SD really is !
    PS: Sitting "too close" to the TV doesn't hurt your eyes !
  • The difference between HD and SD isn't overrated. There really is a big difference in picture quality. And it also depends what you are using it for.
    For example if you don't have a HD device such as Sky, Virgin, PS3, etc. You won't be able to generate anything in HD so won't notice the difference.
    The difference between HD & SD, is for example like the difference between receiving tv channels analogue or digital.
    You don't really notice the difference until you compare them side by side.
  • But if you do not want to sit with eyeballs only 5 ft (1.5m) from the screen you need not bother.
  • Please god not this again....
  • i also have a humax hd freesat and dont agree the picture is great .Someone should have gone to spec savers lol
  • I'm pretty sure that Inactive has confirmed that his kit is set up correctly before, but I defy anyone to watch Blue Planet or something on BBC HD, waterfall or tree scenes, and not agree that HD is better. Whether it's worth the extra cost is up for debate, and down to the individual I suppose. And you don't need to sit on top of the TV to see the improvement either. (Just buy a bigger TV ;-) )
  • i have sky HD on a top range TV and HD is definately overrated. I can see a difference when switching over, but not something that's worth the extra Ј10 per month, which i'll be cancelling as soon as the first 12 months are over. The standard channels will do for me.
    images become smaller on HD as the TV has to fit the extra pixels in and this is not always good.
  • I would agree that you have to sit about 5-6 ft from a 37" HD TV to see any real diffrence.
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