Sound Recordings 6.5C7
Rule
6.5C7
Revise list and examples to read:
monophonic
stereophonic
quadraphonic
1 CD (56 min.) : stereophonic
1 sound tape reel (about 60 min.) : analog, 7½ ips, 2 track, monophonic
2 sound discs : analog, 33 1/3 rpm, monophonic, stereophonic