On May 13, 2005, at 8:29 AM, Eddie Hargreaves wrote: >>> Originally I used MP3 at 128, since I had a 6GB HD. After >>> bumping that up to >>> 40GB, I changed to MP3 at 160, which was the standard Apple used to >>> approximate how many songs would fit on an iPod. >>> >> >> Nope. Apple's calculations are based on a 4-minute song, encoded at >> 128 kbps. (The format doesn't matter.) >> > > Sorry, my mistake. When they set the iTMS at 128kbps AAC, they > noted that it > had the sound quality of 160kbps MP3. That's why I switched my > encoding > method: same sound quality at lower file size. Instead of 2,000 > tracks on my > 10GB iPod, I was getting 2100-2200. Right. And it's true that AAC files do sound better. This said, I find 128 a bit low; I use AAC 160, which I find to be a good compromise between sound and quality. Kirk Author of: iPod & iTunes Garage http://www.mcelhearn.com/ipod.html - - - - - - Read my blog: Kirkville -- http://www.mcelhearn.com Musings, Opinion and Miscellanea, on Macs, iPods and more Kirk McElhearn | Chemin de la Lauze | 05600 Guillestre | France