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CST 121
Use Of Library, Study Skills And Information Communication Technology
AUDIO-VISUAL RESOURCES
INTRODUCTION
The advance in technology has given rise to information explosion. This can be seen through the ever-increasing amount of information generated on daily basis. Information is recorded in
books. Apart from books, large quantities of information also appear in audio-visual materials. Users should be able to access the information in audio -visual format if they have them at their disposal.
DEFINITION
CATEGORIES
Audio- visual materials are categorized into three. They are
Audio materials : These are materials that have to do with the sense of hearing. The instruction is through sound. Their examples include
- Radio
- Audio books
- Audio tapes/compact disc
- Telephone
- Public address system
Visual materials :
These ones impact through the sense of sight. Examples include Photographs Maps Charts Illustrations
Posters Slides Transparences
Graphic materials
Audio-visual materials :
These are materials that appeal to both the sense of hearing and that of sight. Materials included
in this category are
Television
Video recordings
Motion pictures films etc.
ADVANTAGES
They are used for effective communication where there is lack of sufficient infrastructure and space and where the class is large.
Some audio -visual materials entertain people while they are learning and every learner enjoys a relaxed atmosphere. Audio-visual materials help in this regard.
HANDLING, STORAGE AND SHELVING OF AUDIO-VISUAL MATERIALS
There are different ways of handling, storing and shelving audio-visual materials, depending on the software.
HANDLING
Users should clean their hands before handling recordings of all types. The playing surfaces should not be touched. Discs and tapes should be handled by their outer edges only. Fingers should not be placed on their surfaces.
STORAGE
Shelves:
Audio and videotapes, multimedia kits, discs and motion picture films can be kept on the shelves
These are used to store pictures, posters, guides and transparencies. The room where all types of audio-visuals are stored must be air-conditioned.
Handling and Storage of audio-visual equipment Ø They must be stored in air-conditioned rooms. This helps to protect the equipment from
