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iPod capacity
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Mac Elite
Join Date: Oct 2001
Location: Edinburgh
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Oct 24, 2001, 05:35 AM
 
On Apple's website it says the 1000 song capacity is based on 4 minute songs at 160kbps. Now as far as I can work out, this would mean a 4 minute song would take up 4*60*160Kb=38.4Mb. If the hard drive is 5Gb, surely this means the number of songs that would fit on is 5000Mb/38.4Mb = 130 songs.

I realise there is likely an error somewhere in my calculations / assumptions. Can anyone point it out. Thanks!
     
Fresh-Faced Recruit
Join Date: Oct 2001
Location: Gothenburg, Sweden
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Oct 24, 2001, 05:52 AM
 
Easy: 160 Kbps means 160 kilobits per sec, NOT bytes.

1 byte=8 bits. (a classic mix-up, mistaking bits for bytes)

Therefore, 4*60*160/8=4800 kilobytes


Thanks!

Dennis Jernberg

Originally posted by talisker:
<STRONG>On Apple's website it says the 1000 song capacity is based on 4 minute songs at 160kbps. Now as far as I can work out, this would mean a 4 minute song would take up 4*60*160Kb=38.4Mb. If the hard drive is 5Gb, surely this means the number of songs that would fit on is 5000Mb/38.4Mb = 130 songs.

I realise there is likely an error somewhere in my calculations / assumptions. Can anyone point it out. Thanks!</STRONG>
[ 10-24-2001: Message edited by: Jernberg ]
     
Mac Elite
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Oct 24, 2001, 05:57 AM
 
Thanks Dennis, I knew there had to be a simple answer!
     
Mac Elite
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Oct 24, 2001, 08:40 AM
 
word
     
Mac Elite
Join Date: Oct 2001
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Oct 24, 2001, 08:49 AM
 
i saw a movie somewhere on apple's site, with an iPod, and it showed the capicity as only 4.6 GB
iMac G5 2.0 Ghz 20", 2 GB RAM, 400 GB, OS X 10.4.5, iPod with color screen 60 GB
     
Senior User
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Oct 24, 2001, 09:00 AM
 
Thats the difference between a hard drive manufacturers definition of a MB and the real definition.
     
   
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