Specification for conference systems : electrical and audio requirements
Conferences, Public-address systems, Communication equipment, Communication systems (buildings), Audio equipment, Microphones, Electrically-operated devices, Audio systems, Electronic equipment and components, Telecommunication systems, Telecommunication, Headphones, Assembly facilities, Definitions...
Corporate Author: | |
---|---|
Language: | English |
Published: |
London
BSI
1989
|
Subjects: |