Leopold's Comparison Between Audio Formats

Last updated 2007-12-03

This page is http://www.iki.fi/leopold/AV/AudioFormats.html

The cells that are left totally empty are the ones for which I don't know the answers yet.

If someone knows enough to fill me in with some other interesting audio formats or the blank spaces, feel free to mail!

The audio systems are in approximate quality order.

DAT LD DD CD LD MD DCC VHS Analog PAL TV Analog radio CC (compact cassette) V8 Dig. LP Phone GSM
Domain Dig. Dig. Dig. Dig. Dig. An. FM An. Dig. An. An. FM An. AM An. Dig. An. Dig.
Compr. or NR - N-lin. 10:1 - 5:1 4:1 ? - 14:10 - - DBX Dolby C Dolby B - N-lin. - N-lin. 5:1 N-lin.
Sample bits 16 12 18..20 16 16 16 - 14 - - - 8 - 8 13
Sample rate 48k 44.1k 32k 48k 44.1k 44.1k 48k 44.1k 32k - 32k - - - 32k - 8k
Dynamic range 96 90 >100 96 100 90 90 42 84 65 78 50 90 80 70 60 75 80 72
S/N ratio 96 70 - 96 - - 45 42 60 65 78 50 55 60 60 60 40 80 30 -
Channels 2 5.1 2 1 2 2 2 1 2 2 2 1 2 2 2 1
Ch. sep. 96 90 90 96 - 95 90 - 84 40 50 - 60 40 40 40 75 30 -
Wow & flutter - - - - - 0.005 0.4 - - 0.1 - 0.05 -
Low freq. 5 5 2 5 20 20 20 100 20 50 30 40 35 20 30 300
High freq. (-20dB) 22k 20k 15k 20k 120 20k 20k 20k 20k 11k 15k 15k 15k 5k 20k 15k 20k 3.2k
High freq. (0dB) 22k 20k 15k 20k 120 20k 20k 20k 20k 3k 15k 15k 5k 5k 5k 15k 10k 3.2k
Max. pb. 120 240 60 78 60 148 74 2x45 600 300 - - 2x60 240 2x25 -

Columns

Rows


1997-2001,2007 Henrik Herranen