Library of Congress >> MARC >> Bibliographic >> 3XX  >> 346

346 - Video Characteristics (R)


MARC 21 Bibliographic - full
December 2017

First Indicator Second Indicator
Undefined
# - Undefined

Undefined
# - Undefined


Subfield Codes
  • $a - Video format (R)
  • $b - Broadcast standard (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)

FIELD DEFINITION AND SCOPE

Technical specifications relating to the encoding of video images in a resource.

Multiple values from the same source vocabulary may be recorded in the same field in separate occurrences of subfield $a (Video format) and subfield $b (Broadcast standard). Terms from different source vocabularies are recorded in separate occurrences of the field.


GUIDELINES FOR APPLYING CONTENT DESIGNATORS

INDICATORS

SUBFIELD CODES

$a - Video format

A standard, etc., used to encode the analog video content of a resource.

346 ##$aBeta
346 ##$bPAL$2rdabs

$b - Broadcast standard

A system used to format a video resource for television broadcast.

346 ##$aVHS$2rdavf
346 ##$bNTSC$2rdabs

$0 - Authority record control number or standard number

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

$1 - Real World Object URI

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 346 - Video Characteristics [NEW, 2011]
$1 - Real World Object URI [NEW, 2017]

Library of Congress >> MARC >> Bibliographic >> 3XX  >> 346
(12/18/2017)
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