Presentation Technology Reviews for News, Technology Guides and Reviews of High Definition LCD and DLP data projectors, LCD, LCOS and Plasma HDTV, Rear Projection TVs (RPTV) and Interactive Whiteboards.









Editor's HDTV Pick

HP 47 inch MediaSmart 1080p LCD HDTV "Out of the box" digital media platform. Enjoy videos, pictures and music from home network + digital media delivered over your broadband Internet connection + 3 x HDMI







                        

May 6, 2008

Samsung Series 4 720p High Definition LCD HDTV 22 inch LN22A450, 26 inch LN26A450, 32 inch LN32A450, 37 inch LN37A450 and 40 inch LN40A450 Review

Samsung’s Series 4, 720p High Definition A450 model LCD HDTVs share the same specification as Samsung’s recently reviewed Series 5, A550 models with the following differences;

  • Lower 720p 1366 (H) x 768 (V) pixels resolution vs 1080p
  • Lower 5,000:1 contrast ratio vs 15,000:1
  • Slower 8ms response time vs 5ms
  • Narrower 160 x 150 (H/V) degree viewing angle compared to 179 degrees
  • No USB2.0 (Wiselink) port

Samsung Series 4 720p LCD HDTV

The Samsung A450 models have gained “best seller” status for LCD HDTV’s with Amazon where numerous user reviews are available.

Samsung Series 5 1080p Full HD LCD HDTV 37 inch LN37A550, 40 inch LN40A550, 46 inch LN46A550 and 52 inch LN52A550 Review

Samsungs LCD HDTV Series 5 has four 550 models, the 37 inch LN37A550, 40 inch LN40A550, 46 inch LN46A550 and 52 inch LN52A550. All are full high definition, 1080p (1920(H) x 1080(V) pixels), with a built-in ATSC/Clear QAM digital tuner. The contrast ratiois an impressively high 25,000:1 benefiting picture quality with more detail in very dark or bright scenes. The Energy Star compliance offers considerable power savings and is worth considering in a purchasing decision.

Samsung Series 5 1080p Full HD LCD HDTV

The fast 5ms response time of these Samsung LCDs will be appreciated by those who wish to use them for gaming. It reduces the likelihood of any annoying motion blur which LCD panels are suspect to. Samsung’s Super Patterned Vertical Alignment (SPVA) panel provides an excellent 178 degree viewing angle.
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May 5, 2008

Samsung Series 7 1080p Full HD LCD HDTV 40 inch LN40A750, 46 inch LN46A750 and 52 inch LN52A750 Review

Samsung’s Series 7 1080p Full HD LCD HDTVs share the same specification as Samsung’s Series 6 with the addition of DLNA certification.

Samsung Series 7 1080p Full HD LCD HDTV

The Digital Living Network Alliance (DLNA) is a collaboration of the world’s leading consumer electronics, PC and mobile companies which has created design guidelines for a new generation of DLNA Certified products that can work together — no matter the brand. DLNA Certified devices will connect, discover and communicate with each other over a home network, like the one you might already have for sharing your broadband Internet. Visit the DLNA website to get an idea of what becomes possible when you have DLNA certified consumer electronics products.

Samsung Series 6 1080p Full HD LCD HDTV 40 inch LN40A650, 46 inch LN46A650 and 52 inch LN52A650 Review

Samsungs LCD HDTV Series 6 has three models, the 40 inch LN40A650, 46 inch LN46A650 and 52 inch LN52A650. All are full high definition, 1080p (1920(H) x 1080(V) pixels), with a built-in ATSC/Clear QAM digital tuner. The ultra clear panel used by Samsung enhances contrast which actually an exceptionally high 50,000:1 benefiting picture quality with more detail in very dark or bright scenes. The energy efficiency of these new models is also worth considering in a purchasing decision.

Samsung Series 6 1080p Full HD LCD HDTV

Samsung’s Series 6 LCD HDTVs (end with A650) have a distinctive red translucent tint to the glossy black frame which is most pronounced in the bezel. Samsung call it “Touch of Color”. The series 6 models need to be viewed in person to gain a reasonable appreciation of their color and styling. The red tint is a brave marketing feature but, the image quality alone should sell this HDTV as evidenced by its best seller status. For convenient viewing alignment adjustment the screen sits on a swivel pedestal stand.
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Judder and Anti-judder

Movies for the cinema shot on 35mm or 70mm film capture 24 individual images (frames) per second which are projected at 48 frames per second to reduce flicker. To achieve 48 frames per second each frame is projected twice.

Television broadcast systems are field based. For example, NTSC (National Television Standards Committee) Video is interlaced with each frame being constructed from two consecutive fields of video containing 50% of the 480 horizontal scan lines containing picture information. NTSC video displays at 29.97 frames or 59.94 fields per second.
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May 2, 2008

Mitsubishi HC1500 720p High Definition DLP Home Theater Projector Review

The HC1500 is a native 720p (can handle up to 1080p) projector which provides high definition for the home at an affordable price. This DLP technology projector produces a bright 1600 ANSI for a home theater projector and has an excellent 2500:1 contrast ratio for delivering image quality.

Mitsubishi HC1500 720p High Definition DLP Home Theater Projector

The DLP chip for the Mitsubishi HC1500 is a Texas Instrument DDP3020 DLP chip with BrilliantColor processing technology. BrilliantColor technology utilizes a color-processing algorithm and system level enhancements to enable higher brightness while providing truer and more vibrant colors. The technology enables a greater brightness increase in mid-tone images in HD projection. A seven segment color wheel goes with the single DLP chip and as with any such projector design you should have a test viewing of the projector to see if you are susceptible to seeing any rainbow effects.
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Sharp AQUOS LCD High Definition TVs

Samsung 1080p LCD High Definition Televisions

Sony BRAVIA XBR2 1080p LCD High Definition TVs


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