SOUND RECORDING -- 45 RPM
 
sd_c*mcnnmpln*                                    [default values in black]
 
00         Category of material                           s         sound recording
01         Specific material designation                           d         sound disc
02         Original⁄reproduction aspect                                    [OBSOLETE, leave blank or accepts defaults]
03         Speed                                             c         33 1⁄3 rpm phonodisc
04         Configuration of playback channels
                                                      m         mono
                                                      q         quadrophonic
                                                      s         stereo
                                                      u         unknown
05         Grove width⁄groove pitch                           m         microgrove (phonodisc)
06         Dimensions                                    c         7 in. (standard 45 rpm phonodisc)
07         Tape width                                    n         not applicable
08         Tape configuration                                    n         not applicable
09         Kind of disk, cylinder, or tape                   m         mass produced
10         Kind of material                                    p         plastic
11         Kind of cutting                                    l         lateral or combined cutting (modern discs)
12         Special playback characteristics                  n         not applicable
13         Capture technique
                                                      e         analog storage (ca. late 1940s-early 1980s)
                                                      d         digital (45 says digital recording)
                                                      u         unknown
 
Locally assigned call number format                  PHONO45 #####
 
Sample 300 tag:
 
‡a 1 sound disc : ‡b 45 rpm, mono. ; ‡c 7 in.