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11:19AM Wednesday 03 December, 2008
'Blogs Central
Blog Central: Technofile As president of the Sunshine Coast Computer Club for more than a decade, Peter Daley has answered more computing questions than he would care to remember. He also helps run a technology help line service called www.technologypals.com.au giving people help over the phone. .

Improve the sound of your music CDs.

June 6 | Peter Daley

You can greatly improve the playback sound quality of your CD collection by purchasing a CD Nova Physics Group Memory Player, at a cost of US $10,000, or you can do it for virtually nothing by following these instructions! There are two questions you are probably asking at this point.

1. I thought the sounds of CDs couldn't be improved, so what are
you going to do, the impossible?

2. What is a Memory Player?

To answer question one, yes, the playback quality of your CD collection can be greatly improved.

How? We first need to give you some background on how a CD payer works.

When the CD laser reads the digital information recorded on the music CD, it is reading microscopic pits on the CD while it is spinning at high speed. It makes mistakes! So rather than create silence, or a click or a pop sound, like vinyl LP records do, it makes an educated guess as to what the sound should be, and plays this back.

Well that's great, but it can make the wrong guess. This then creates sound distortions.

The Nova Physics Group Memory Player is a device created to solve this problem.

1. It has a special high quality CD transport to read the music CD
on a very stable platform. Thus less read errors are created in
the first place.

2. The Memory Player has specialised software that re-reads the CD
disk error location up to 90 times until it eliminates the data
read errors.

3. It stores the error corrected CD data in memory, and then plays
back the error correct music it recorded from the CD disk though
a high quality Digital to Analog Converter (DAC), and amplifier.

Clever isn't it! Well you can do all this, and get close to the memory player quality, by doing the things listed below, for very little cost.
You do need a computer with a CD player to do this.

1. You download and Install this free software from here Exact Audio
Copy” (EAC)
and install
it on your computer. This does the error correction for you. (By
the way, this software can also be used for damaged CD data
recovery.)

2. You set this software up to copy your music CD collection in WAV
format, in secure mode, in high quality sound. Once you have the
error corrected CD recorded on your computer, you don't need to
do this again. It can take an hour or two to error correct just
one music CD.

3. You can now play back the super recorded CD version at will, off
the computer hard drive. If you want even better sound, you copy
the music files onto a plugged in flash drive, and then play it
back from there. This eliminates drive jitter and other errors
that may be created from playing back the music file from the
spinning computer hard drive.

4. Play back the recorded CDs through a good sound card or Digital
to Analog Converter (DAC), or network player, and then into your
home stereo system, to get the absolute best playback sound
quality.

Once you have heard the difference in sound quality between playing a CD and playing back the error corrected version, there is no going back. If you're an audiophile, home theater enthusiast, or just love listening to music or watching movies, come along to SCCC Inc. and find out how this all works.

Sunshine Coast Computer Club Inc.
sccc@sccc.org.au
Info Line 07 54921005

Recent Comments

on 1 July, 2007 at 9:05 p.m. ( Suggest removal )
Good recommendation here Pete. EAC is the beez-neez of Ripping utilities. And if you're unsatisfied with filling your hard drive with 20-50Mb files per track, convert your WAV's to MP3's, compressing them with your favourite encoder. For you audiophiles, you'll want to use the LAME encoder, with Variable BitRate (VBR) settings. Scoot on over to http://www.hydrogenaudio.com for one of the best audio forums on the interweb.
on 24 August, 2007 at 6:23 p.m. ( Suggest removal )
Got any options for us Linux loving locals, options that work without emulation?
on 29 August, 2007 at 9:40 a.m. ( Suggest removal )
EAC can be run in WINE on Linux.
I play audio files directly from my Linux machine into a DAC straight into an amplifier. If I use Windows with the same arrangement it doesn't sound as good.

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