A major source of frustration for me when riding and listening to MP3s, either from an iPod, or my Garmin GPS has been the tendency of the volume of the music to vary widely, requiring constant fiddling with the playback device. This is not good for safety sake and it's a royal PITA which cuts down on personal enjoyment even when not on the bike.
The vast majority of my music library are songs that I have ripped from the CDs that I own. Even these ripped mp3's were varying in volume intensely from album to album, such that when on shuffle I was constantly having to tweak the playback volume.
So here's the solution, and the beauty part is, it's FREE! :yahoo: :
MP3gain website
Download this freeware utility. Run it on all of your MP3's on your hard drive (this takes some time) and then refresh your player with the modified files. The utility will normalize the volume of all of the files and will automatically set the volume low enough to eliminate any clipping during playback. It does not compress the audio as some other volume adjustment utilities do, so you still get full dynamic range. I was surprised to note how many of my files were (possibly) clipping before running the normalization.
I believe that this utility will only work on .mp3's, (ie not iPod's native .m4a or windows .wma). I long ago converted all of my music files to mp3 for use on non-apple / non-windows players, so this was no concern for me.
Now the volume during playback, once set, will remain comfortable from song to song and album to album and I believe the distortion level when playing off the Garmin is better than it was before.
The vast majority of my music library are songs that I have ripped from the CDs that I own. Even these ripped mp3's were varying in volume intensely from album to album, such that when on shuffle I was constantly having to tweak the playback volume.
So here's the solution, and the beauty part is, it's FREE! :yahoo: :
MP3gain website
Download this freeware utility. Run it on all of your MP3's on your hard drive (this takes some time) and then refresh your player with the modified files. The utility will normalize the volume of all of the files and will automatically set the volume low enough to eliminate any clipping during playback. It does not compress the audio as some other volume adjustment utilities do, so you still get full dynamic range. I was surprised to note how many of my files were (possibly) clipping before running the normalization.
I believe that this utility will only work on .mp3's, (ie not iPod's native .m4a or windows .wma). I long ago converted all of my music files to mp3 for use on non-apple / non-windows players, so this was no concern for me.
Now the volume during playback, once set, will remain comfortable from song to song and album to album and I believe the distortion level when playing off the Garmin is better than it was before.
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