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TINGKAT KEBISINGAN DAN PENGARUHNYA

The Level noise of Polytechnic Workshop Machine and its influence to student have been studied. Appliance of Sound Level Meter and of questioner used in examination with analyzing data of unvaried by using analyzer method of editing, coding, and entry of cleaning. Result of research show noise intensity have exceeded value float boundary that is 88 dB (A) as well as have exceeded standard quality of noise level for environment school that is 55 dB (A). Referring to that, it has been made a comprehensive controlling operation of noise program that is Hearing Conservation Program. Pursuant to result of research, the noises have the character such as caused physiological trouble, psychological, hearing trouble and communications continuously. Physiological troubles in the form of sigh feel headache and less concentration in executing practice. Other disturbances are hearing trouble that caused the students must be screaming each other in communication.