9/21/2002
15
Quarter-inch Tape Formats
Track width Relative S/N
Full track mono ¼” 250 mils 0
dB
Half track mono ¼” 100 mils -4
dB
Two
track stereo ¼”
Quarter track stereo 43 mils -7.7
dB
4-track 37 mils
Stereo 8-track 21 mils -10.8
dB
3-track
NAB cartridge