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compression

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What's lossless audio and do I need it?

Digital Living I've heard that using lossless audio compression gives hugely improved sound quality over MP3. The problem with this form of 'lossy' compression is that many people can perceive the bits of audio discarded and are left with the feeling that they're...

18 July 2007, 11:55

Which MP3 bit rate should I use?

Digital Living Which is the best rate to use for general music compression? Lossless is the crème de la crème of audio compression but not all MP3 players support the formats. Check out our MP3 & Digital Music Reviews section to find a player that supports the...

16 May 2007, 14:24

Is a film SLR camera better than a digital SLR camera?

Digital Living Functions such as noise reduction and compression can cause problems. Over-vigorous noise reduction can soften detail in images, while excessive compression results in smaller file sizes, but can lead to horrible artefacts showing up in the picture.

28 September 2007, 14:48

Which 40-inch Sony LCD TV should I buy?

Digital Living This is important, because it's these signals that require the most processing to remove compression artefacts and other undesirable picture elements. I'm a bit confused by the difference between the Sony Bravia KDL-40W2000 and the KDL-40X2000.

2 August 2007, 9:20

Blu-ray and HD DVD: The facts

Digital Living Both support the MPEG-2, VC-1 and AVC (also called H.264) video-compression standards, although which one is actually used depends on the individual movie disc, so quality can vary. The simple answer is that these two optical disc formats are the...

1 June 2007, 16:40

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