Character position definition and scope:

A one-character alphabetic code indicates the number of tracks on a tape.  Cassette implies code c, cartridge implies code d.  There is no standard number of tracks for tape reels.  A fill character ( | ) is used when no attempt has been made to code this position.

Record requirements for National-level and Minimal-level records:  Optional.

Guidelines for applying content designators:

Code:

Description:

a

Full (1) track  Tape configuration is full or single track.

b

Half (2) track

c

Quarter (4) track

d

Eight track

e

Twelve track

f

Sixteen track

n

Not applicable  The item is other than a tape or does not include a tape (e.g., if the item is a disc).

u

Unknown

z

Other  A tape configuration for which none of the other defined codes is appropriate.

|

No attempt to code

Content designator history:

Character position 06 (Tape configuration) was moved to position 08 when field 007 was restructured in 1981.

Related MARC field or document:

007/04 Sound recording:  Configuration of playback channels

To return, select:

007:  Sound recording

007  Physical Description Fixed Field