Code 126 - Coded Data Field:
Sound recordings -
Physical attributes (NR)
Indicators: blank
Subfield codes
Subfield $a Sound Recording Coded Data (General) (Repeatable)
$a/0 Form of release
a = disc
b = tape (open reel)
c = tape (cassette)
d = tape (cartridge)
e = wire recording
f = cylinder
g = roll (playerpiano or player organ)
h = film (sound film)
z = other
$a/1 Speed
u = unknown
x = not applicable
z = other(e.g. nonstandardized speed for microgrooves before 1906)
Discs
a = 16 2/3 rpm
b = 33 1/3 rpm
c = 45 rpm
d = 78 rpm
e = 8 rpm
g = 1.4 m. per second (compact discs)
Cylinders
h = 1 in. per second (120 rpm)
i = 160 rpm
Tapes
k = 1 7/8 in. per second
l = 15/16 in. per second
m = 3 3/4 in. per second
n = 7 1/2 in. per second
o = 15 in. per second
p = 30 in. per second
q = 8/10 in. per second
r = 4/10 in. per second
$a/2 Kind of sound
a = monoaural
b = stereophonic
c = quadraphonic
u = unknown
z = other
$a/3 Groove width
a = coarse/standard
b = microgroove/fine
u = unknown
x = not applicable
z = other
$a/4 Dimensions (sound recordings)
a = 3 in.
b = 5 in.
c = 7 in.
d = 10 in.
e = 12 in.
f = 16 in.
g = 14 in.
h = 43/4 in. (compact disc)
j = 37/8 x 21/2 in. cassette
o = 51/4 x 37/8 in. cartridge
s = 23/4 x 4 in. cylinder
u = unknown
x = not applicable
z = other
$a/5 Tape width
a = 1/4 in.
b = 1/2 in.
c = 1 in.
d = 1/8 in.
e = 2 in.
f = 1/3 in. (8 mm.)
u = unknown
x = recording not a tape
z = other
$a/6 Tape configuration
a = full (1) track
b = half (2) track
c = quarter (4) track
d = eight track
e = twelve track
f = sixteen track
g = twentyfour track
h = six track
u = unknown
x = recording not a tape
z = other
$a/7-12 Accompanying textual material
a = discography
b = bibliography
c = thematic index
d = libretto or text
e = biography of composer
f = biography of performer or history of ensemble
g = technical or historical information on instruments
h = technical information on music
i = historical information about music
j = other historical information
k = ethnological information
l = biography of arranger or transcriber
r = instructional material
s = score
z = other accompanying textual material
$a/13 Recording technique
a = acoustic
b = electric
c = digital
u = unknown
z = other
$a/14 Special reproduction characteristics
a = NAB standard
b = CCIR/IEC standard
c = DBX processed
d = digital (compact disc)
e = DolbyA encoded
f = DolbyB encoded
g = DolbyC encoded
h = CX encoded
x = not applicable
u = unknown
z = other
Subfield code $b Sound Recording Coded Data (Detail)
$b/0 Kind of disc, cylinder or tape
a = instantaneous (unique, cut on the spot)
b = mass produced (most commercial discs or tapes)
c = master tape
d = tape duplication master
e = disc master (negative)
f = mother (positive)
g = stamper (negative)
h = test pressing
u = unknown
x = not applicable
z = other
$b/1 Kind of material
u = unknown
x = not applicable
z = other
Discs
a = lacquered (e.g. acetate)
b = metal (e.g. aluminium)
c = shellac pressing (mass produced)
d = plastic pressing (mass produced)
e = metal and plastic (compact discs)
Cylinders
g = wax (instantaneous)
h = plastic (mass produced)
Tapes
i = paper backed
j = acetate
k = pvc
l = polyester
$b/2 Kind of cutting
a = lateral or combined cutting
b = vertical (hill and dale) cutting
u = unknown
x = not applicable