Library of Congress >> MARC >> Bibliographic >> 3XX  >> 344

344 - Sound Characteristics (R)


MARC 21 Bibliographic - full
September 2011

First Indicator Second Indicator
Undefined
# - Undefined

Undefined
# - Undefined


Subfield Codes
  • $a - Type of recording (R)
  • $b - Recording medium (R)
  • $c - Playing speed (R)
  • $d - Groove characteristic (R)
  • $e - Track configuration (R)
  • $f - Tape configuration (R)
  • $g - Configuration of playback channels (R)
  • $h - Special playback characteristics (R)
  • $0 - Authority record control number or standard number (R)
  • $2 - Source (NR)
  • $3 - Materials specified (NR)
  • $6 - Linkage (NR)
  • $8 - Field link and sequence number (R)

FIELD DEFINITION AND SCOPE

Technical specifications relating to the encoding of sound in a resource.

Multiple values from the same source vocabulary may be recorded in the same field in separate occurrences of subfields. Terms from different source vocabularies are recorded in separate occurrences of the field.


GUIDELINES FOR APPLYING CONTENT DESIGNATORS

INDICATORS

SUBFIELD CODES

$a - Type of recording

The method used to encode audio content for playback (e.g., analog, digital).

344 ##$aanalog$2rdatr
344 ##$c33 1/3 rpm
344 ##$gstereo$2rdacpc

$b - Recording medium

The type of medium used to record sound on an audio carrier (e.g., magnetic, optical).

344 ##$adigital$2rdatr
344 ##$boptical$2rdarm
344 ##$gsurround$2rdacpc
344 ##$hDolby Digital 5.1

$c - Playing speed

The speed at which an audio carrier must be operated to produce the sound intended.

344 ##$aanalog$2rdatr
344 ##$c78 rpm

$d - Groove characteristic

The groove width of an analog disc or the groove pitch of an analog cylinder.

344 ##$aanalog$2rdatr
344 ##$dcoarse groove$2rdagw

$e - Track configuration

The configuration of the audio track on a sound-track film.

344 ##$aanalog$2rdatr
344 ##$eedge track$2rdatc

$f - Tape configuration

The number of tracks on an audiotape.

344 ##$aanalog$2rdatr
344 ##$f12 track

$g - Configuration of playback channels

The number of sound channels used to make a recording (e.g., one channel for a monophonic recording, two channels for a stereophonic recording).

344 ##$adigital$2rdatr
344 ##$gstereo$2rdacpc

$h - Special playback characteristics

An equalization system, noise reduction system, etc., used in making an audio recording.

344 ##$aanalog$2rdatr
344 ##$hDolby-B encoded$2rdaspc

$0 - Authority record control number or standard number

See description of this subfield in Appendix A: Control Subfields.

$2 - Source

Identification of the source of terms when they are from a controlled list.

$3 - Materials specified

Part of the described materials to which the field applies.

$6 - Linkage

See description of this subfield in Appendix A: Control Subfields.

$8 - Field link and sequence number

See description of this subfield in Appendix A: Control Subfields.


CONTENT DESIGNATOR HISTORY

Field 344 - Sound Characteristics [NEW, 2011]

Library of Congress >> MARC >> Bibliographic >> 3XX  >> 344
(09/22/2015)
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