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Development of emergency broadcast system for philippine national school for the blind/ Marc Ed S. Bufi, Jhon Clarence M. Gupit, Christian C. Jamito, Redmond S. Laudencia, and Lance Christian O. Samson.--

By: Contributor(s): Material type: TextTextPublication details: Manila: Technological University of the Philippines, 2024.Description: xi, 105pages: 29cmContent type:
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  • BTH TK 5105.59 B84 2024
Dissertation note: College of Industrial Technology.-- Bachelor of engineering technology major in electronic communications technology: Technological University of the Philippines, 2024. Summary: Dangers and disasters are inherent in life, particularly when surroundings are unfamiliar, and reliance is solely on hearing. This study aims to develop an emergency broadcasting system for the Philippine National School for the Blind, ensuring that visually impaired students can evacuate safely and swiftly during emergency situations. The system is equipped with speakers that provide instructions and live emergency broadcasts. The prototype was developed using 10-watt, 8-ohm, and 0.5-watt, 8-ohm speakers with a recording module and amplifiers to enhance sound quality and loudness. The system includes drill, emergency, and safe zone pre-recorded options which can manually activate when students reach the safe zone. The prototype was tested by comparing evacuation times during a previous drill after installation of the prototype. Results showed a significant reduction in evacuation time from 5 minutes to 2 minutes and 30 seconds, confirming effectiveness and reliability of the system. Furthermore, 50 respondents, comprising students, officials, and teachers, evaluated the prototype and rated it as “Highly Acceptable”.
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Bachelor's thesis

College of Industrial Technology.-- Bachelor of engineering technology major in electronic communications technology: Technological University of the Philippines, 2024.

Includes bibliographic references and index.

Dangers and disasters are inherent in life, particularly when surroundings are unfamiliar,
and reliance is solely on hearing. This study aims to develop an emergency broadcasting
system for the Philippine National School for the Blind, ensuring that visually impaired
students can evacuate safely and swiftly during emergency situations. The system is
equipped with speakers that provide instructions and live emergency broadcasts. The
prototype was developed using 10-watt, 8-ohm, and 0.5-watt, 8-ohm speakers with a
recording module and amplifiers to enhance sound quality and loudness. The system
includes drill, emergency, and safe zone pre-recorded options which can manually activate
when students reach the safe zone. The prototype was tested by comparing evacuation
times during a previous drill after installation of the prototype. Results showed a significant
reduction in evacuation time from 5 minutes to 2 minutes and 30 seconds, confirming
effectiveness and reliability of the system. Furthermore, 50 respondents, comprising
students, officials, and teachers, evaluated the prototype and rated it as “Highly
Acceptable”.

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