Field definition and scope:

Field 347 contains technical specifications relating to the digital encoding of text, image, audio, video, and other types of data in a resource.  This information could also be recorded in field 300 (Physical Description) $b (Other physical details).

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 347 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 347

Digital File Characteristics

 

 

R

Indicator:

 

 

 

 

First

Undefined; contains a blank

M

 

 

Second

Undefined; contains a blank

M

 

 

 

 

 

 

 

Subfield code:

 

 

 

 

$a

File type

 

 

R

$b

Encoding format

 

 

R

$c

File size

 

 

R

$d

Resolution

 

 

R

$e

Regional encoding

 

 

R

$f

Encoded bitrate

 

 

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

Content designator history:

Field 347 - Digital File Characteristics  [new, 2011]

Subfield $f - Transmission speed  [renamed, 2014]

Related MARC field or document:

RDA in MARC Bibliographic Data

See also:

3XX  Physical Description, Etc. Fields

Variable Data Fields