344 Sound Characteristics

Field definition and scope:

Field 344 contains specifications relating to the encoding of sound or the absence 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.

Field 344 is repeatable.

Guidelines for applying content designators:

For indicator and subfield code definitions and examples, National-level (NLR) and Minimal-level (MLR) record requirements, and designator repeatability, see table below:

Position	Description	NLR	MLR	Repeatability
Field 344	Sound Characteristics			R
Indicator:
First	Undefined; contains a blank	M
Second	Undefined; contains a blank	M

Subfield code:
$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
$i	Sound content			R
$j	Original capture and storage technique			R
$0	Authority record control number or standard number			R
$1	Real World Object URI			R
$2	Source			NR
$3	Materials specified			NR
$6	Linkage			NR
$8	Field link and sequence number			R

Content designator history:

Field 344 - Sound Characteristics [new, 2011]

Subfield $i - Sound content [new, 2021]

Subfield $j - Original capture and storage technique [new, 2021]

Subfield $1 - Real World Object URI [new, 2017]