[My] eeepc 最終用法 - HIFI eeepc - sharing with you!

I finally connected the eeepc to my hifi la!!!

That's why I bought eeepc 901. I discussed with some members that I was going to connect the eeepc to traditional HiFi to give good sound. And many doubted pc music can be good. There have been a lot of discussions among the hifi fans / music lovers about the potential of pc music, which is too complicated to be discussed here (not to mention I am just learning). But one thing for sure: traditional cd players have one problem - mechanical interference / vibration. During picking up digital signal, there're actually some errors. These errors may be pure data error (wrong signal picked up), but some errors are related to the 'timing' of music. CD players are in some sense slike Tape recorder, but are more sophisicated ones. They both face the same issue: whether the music data can be picked up and transmitted with accurate 'timing'. If a tape is old or the rollers in cassette players are old, we can hear 'distortion' since the 'music data' are not transmitted in the correct 'time'. CD players also have this problem (due to mechanical vibration), but to a much lesser extent - yet still noticeable!

Someone says, music is all about timing ... (remember karaoke where most of us sing the songs with the wrong rhythm?)

The eeepc (SSD version) is good in the sense it has no mechanical vibration, so timing error of music data is reduced to minimal. I have been waiting the release of 901 for long since it uses ATOM which consumes much less power and emits less EMI. Traditional PCs could be bad sound as two key factors are that the power-hungry CPU and Large Power supply emit strong electrical interference that affect music performance. For a PC to be great on music, one has to invest rather a lot to build up a silent PC. It's almost impossible in the past, but it can be done now, but tend to be rather expensive and troublesome (but its performance can be very good!)

A further factor is that I use foobar2000 to upload the songs onto the RAM first. If the song is 6MB (mp3) or WAVE (more than 100MB, for example), the entire song will be uploaded to the RAM before playing. When playing the song, the data is directly read from the RAM. In this sense, the vibration-free RAM is the CD Player!

Of course the above things are some of the factors that enhance music playing. But these are great improvements in the world of PC music. I bypass the internal soundcard and so electrical interference is further reduced. Music data are transmitted to the DAC (digital to analogue converter, the BLACK one with 'red digits') and then to traditional hifi.

There is a picture below which shows how I organise my music into different folders. Each folder represents a particular kind of music I listen most, and in each folder you can further classify them into different albums - or any categorisation you like. They are stored in a 320GB 2.5" harddisk. Assuming I use FLAC to store one CD (450MB), then 320GB can store 728 CDs. Basically it's a personal digitalised music library. Imagine the difference between size of 728 CDs and this 2.5" Harddisk! Additionally, all music files can be located and played with a little bit of browsing!

Tonight I am enjoying great music. Just to share my joy and one more usage of eeepc. I love this forum very much since many people have helped me to solve some very difficult pc problems and finally made this set up. Thank you all!

[ 本帖最後由 ChaCha7 於 2008-8-29 17:01 編輯 ]
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Well done!! Although I'm not quite sure if I can digest what you're trying to say, it seems to me that you've done a lot of researches before you can accomplish this. I hope the same spirit can inspire other forum members here!!

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原帖由 amanda_lam 於 2008-8-29 00:23 發表
Well done!! Although I'm not quite sure if I can digest what you're trying to say, it seems to me that you've done a lot of researches before you can accomplish this. I hope the same spirit can inspir ...

I am typing fast since I am too excited ... so forgive me my explanation is not good enough I try to explain as plain as possible ...
Yes, I have been reading stuff about this for months ...
And thanks Amanda, you have helped me a lot!

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哇, 你地真係 eee達人

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勁!!
有度唔明!  eeepc 點樣將 digital signal 入落部 dac? 用 usb interface 過嗎?

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原帖由 t01257 於 2008-8-29 00:51 發表
勁!!
有度唔明!  eeepc 點樣將 digital signal 入落部 dac? 用 usb interface 過嗎?

係呀~ 好似有個 USB o既 DAC?

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原帖由 t01257 於 2008-8-29 00:51 發表
勁!!
有度唔明!  eeepc 點樣將 digital signal 入落部 dac? 用 usb interface 過嗎?


Yes ar! There are some 'purists' who insist that one must use PROFESSIONAL SOUNDCARD and uses traditional HIFI type of connection (different ones like coaxial - they are different standards providing the same purpose - digital signal transfer). But I opted for the easier method - USB. There are some very COOL USB DAC out there. I can't afford expensive ones, and I am using cheap cheap China-made DAC (only 880! the cheapest thing in my system!). Some high-end ones are over $10000. But I am satisfied now and may upgrade later la. Look at the picture and this website: http://www.devilsound.com/DAC/
So cool!
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原帖由 amanda_lam 於 2008-8-29 00:56 發表

係呀~ 好似有個 USB o既 DAC?


This one is even cheaper! But it does not have traditional 'RCA' output (those 'red' and 'white' Jacket leh???) and you have to use the headphone jack -RCA converter to connect your pc/eeepc to 'active speakers' (which has internal amplifiers).

http://vocativeaudio.com/liloiii.html
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buy a dac1 / corda symphony

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原帖由 POKeDOLL 於 2008-8-29 01:04 發表
buy a dac1 / corda symphony

You must be high-end users la! I thought of buying this grade ga but I better start with sth simple first China-made DACs are not as bad as one imagine ...
Later la! Later I'll upgrade the system (speaker first, and then DAC ...). Now I have to relax a bit and enjoy music sin ... (not to mention there're still a lot of tweaks to be done in the xp for audio playing )

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