| RDA Media Type |
audio |
A media type used to store recorded sound, designed for use with a playback device such as a turntable, audiocassette player, CD player, or MP3 player. |
definition |
en |
| RDA Media Type |
computer |
A media type used to store electronic files, designed for use with a computer. |
definition |
en |
| RDA Media Type |
microform |
A media type used to store reduced-size images not readable to the human eye, designed for use with a device such as a microfilm or microfiche reader. |
definition |
en |
| RDA Media Type |
microscopic |
A media type used to store minute objects, designed for use with a device such as a microscope to reveal details invisible to the naked eye. |
definition |
en |
| RDA Media Type |
projected |
A media type used to store moving or still images, designed for use with a projection device such as a motion picture film projector, slide projector, or overhead projector. |
definition |
en |
| RDA Media Type |
stereographic |
A media type used to store pairs of still images, designed for use with a device such as a stereoscope or stereograph viewer to give the effect of three dimensions. |
definition |
en |
| RDA Media Type |
unmediated |
A media type used to store content designed to be perceived directly through one or more of the human senses without the aid of an intermediating device. |
definition |
en |
| RDA Media Type |
video |
A media type used to store moving or still images, designed for use with a playback device such as a videocassette player or DVD player. |
definition |
en |
| RDA Polarity |
positive |
positive |
preferred label |
en |
| RDA Polarity |
negative |
negative |
preferred label |
en |
| RDA Polarity |
mixed polarity |
mixed polarity |
preferred label |
en |
| RDA Reduction Ratio Designation |
low reduction |
low reduction |
preferred label |
en |
| RDA Reduction Ratio Designation |
normal reduction |
normal reduction |
preferred label |
en |
| RDA Reduction Ratio Designation |
high reduction |
high reduction |
preferred label |
en |
| RDA Reduction Ratio Designation |
very high reduction |
very high reduction |
preferred label |
en |
| RDA Reduction Ratio Designation |
ultra high reduction |
ultra high reduction |
preferred label |
en |
| RDA Reduction Ratio Designation |
high reduction |
A reduction ratio designation for between 31× and 60× for a microform resource. |
definition |
en |
| RDA Reduction Ratio Designation |
low reduction |
A reduction ratio designation for less than 16× for a microform resource. |
definition |
en |
| RDA Reduction Ratio Designation |
normal reduction |
A reduction ratio designation for between 16× and 30× for a microform resource. |
definition |
en |
| RDA Reduction Ratio Designation |
ultra high reduction |
A reduction ratio designation for over 90× for a microform resource. |
definition |
en |
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