GB/T 15521-1995
Abolished
T/JSQA 215-2025
Active
Group standards
T/JSQA 215-2025 Design Specification for Outdoor Phased Array Sound Reinforcement System in Primary and Secondary Schools
T/JSQA 215-2025 Design Specification for Outdoor Phased Array Sound Reinforcement System in Primary and Secondary Schools
Price:
$ 20.00
Basic Information
Standard Code:
T/JSQA 215-2025
Standard Type:
Group standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
-
ICS Name:
Other audio, video, and audiovisual equipment
Publish Date:
2025-06-18
Implement Date:
2025-06-18
Scope
This document is applicable to the design of outdoor broadcasting systems for new construction, renovation, and expansion of primary and secondary schools, covering outdoor playgrounds with a circumference of 200 m to 500 m. The application scenarios include daily teaching broadcasts, intermission activity broadcasts, and emergency broadcasts. This document specifies the design principles and requirements, system composition, and system characteristics of outdoor phased array sound reinforcement systems for primary and secondary schools.
Development Information
Related Standards
GB/T 15644-1995
Abolished
GB/T 15644-1995 Application of connectors for the interconnection of equipment in audio-visual systems
GB 16787-1997
Active
GB 16787-1997 Measurements and limits of radiation of cabled distribution systems primarily intended for sound and television signals operating between 30MHz and 1GHz
GB 16788-1997
Active
GB 16788-1997 Measurements and limits of immunity of cabled distribution systems primarily intended for sound and television signals operating between 30MHz and 1 GHz
GB/T 16812-1997
Abolished
GB/T 16812-1997 Technical specification for NICAM-728 digital audio signal transmission with satellite TV channel subcarrier
GB/T 16954-1997
Replaced