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I don't know why this TV does not mention 120Hz

F

fl

Jan 1, 1970
0
Hi,
I want to buy a TV. The following seems a good bargin. I find other
similar TV mention 120Hz. I don't know why this one has no such
parameter. Could you explain it for me? This one is a out of date
model? Thanks.







............
The LC-46D64U slim-line design brings entertainment to life in full HD
1080p. Featuring a 25% reduction in depth, 10,000:1 Dynamic Contrast
Ratio with Enhanced Picture Contrast Technology, 3 HDMI inputs and 4ms
response time. The LC-46D64U is a must have for any home.



Features:

Costco extends manufacture warranty to 2 years
Returns accepted within 90 days from date of purchase
Screen Size 46" Class (45 63/64" Diagonal)
Aspect Ratio 16:9
Resolution: 1920 x 1080
Contrast Ratio: 2,000:1, 10,000:1 (dynamic)
Brightness: 450cd/m2
Response Time: 4ms (with Fine Motion on)
Viewing Angle: 176º H x 176º V
HDTV Compatibility: 1080p
Tuner: NTSC/ATSC/QAM
Slim-line Design
Table Stand Included
Dimensions (WxHxD): 43-23/64" x 29-59/64" x 12-13/16" (w/ stand),
43-23/64" x 27-31/64" x 3-3/4" (w/ out stand)
Weight: 66.1 lbs (w/ stand), 54 (w/ out stand)
 
J

Jamie

Jan 1, 1970
0
fl said:
Hi,
I want to buy a TV. The following seems a good bargin. I find other
similar TV mention 120Hz. I don't know why this one has no such
parameter. Could you explain it for me? This one is a out of date
model? Thanks.
Most likely the refresh rate of the screen..

I would venture to say that most out there are
fast enough, where it's not even worth mentioning.

Most likely just a scheme to make you think it has
something important over others.


http://webpages.charter.net/jamie_5"
 
Hi,
I want to buy a TV. The following seems a good bargin. I find other
similar TV mention 120Hz.

120 Hz is the screen refresh rate. The normal refresh rate is 60
Hz. !20 Hz gives you less bluring in scenes with fast movement, such
as sporting events. If the Brochure does not mention 120Hz refresh
rate, then the product not have it. The bluring of fast action is not
a problem with plasma sets.
 
J

JosephKK

Jan 1, 1970
0
120 Hz is the screen refresh rate. The normal refresh rate is 60
Hz. !20 Hz gives you less bluring in scenes with fast movement, such
as sporting events. If the Brochure does not mention 120Hz refresh
rate, then the product not have it. The bluring of fast action is not
a problem with plasma sets.

Oh, so that is the 120 Hz snake oil. Having a faster vertical rate
than the speed of the incoming signal cannot help with fast motion,
other than to make it seem jerkier by painting the same image twice
every time.
 
J

JosephKK

Jan 1, 1970
0
No, they don't paint the same image twice. Remember, MPEG encoding
includes a lot of information about motion in the scene, and the
120-Hz televisions use that to interpolate the motion in the time
domain. It really does help reduce the visibility of motion artifacts.

-- Dave Tweed

The only problem i see with that claim is that it will take far more
processing power than is available in the newest gamer extreme type
PC. Adding about UD$ 4000 to the sales price, and they do not cost
that much these days.
 
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