Essays about: "reverberation"

Showing result 21 - 25 of 73 essays containing the word reverberation.

1. 21. A measurement method for damping of drive shaft

   University essay from

   Author : Anders Bertilsson; [2019-07-03T14:13:54Z 2019-07-03T14:13:54Z 2004]
   Keywords : Samhällsbyggnadsteknik; Civil Engineering;

   Abstract : Sound in our society is beginning to be a health hazard in many places. This leads to legislation and recommendations by public authorities and governments. For a truck the sound pressure level should not exceed 80 dB(A) during a drive-by test set by international standards. READ MORE

3. 22. SuperAcoustics - Development of Android application to measure sound reduction index

   University essay from Lunds universitet/Teknisk akustik; Lunds universitet/Institutionen för byggvetenskaper

   Author : Karl Bengtsson; Elliot Sandefeldt; [2019]
   Keywords : Sound reduction index; Android; Application; Acoustic measurements; Sound insulation; Technology and Engineering;

   Abstract : Urban bosättning är vanligt i dagens samhälle och en övervägande andel av befolkningen bor i lägenheter, där ljudisolering är en viktig aspekt rörande trivseln i bostaden. Användning av smartmobiler för akustiska mätningar blir allt vanligare, men inget enkelt verktyg finns idag för att mäta och räkna ut reduktionstalet. READ MORE

4. 23. Is there a correlation between the natural reverberation in a critical listening environment and adjustments of an artificial reverb?

   University essay from Luleå tekniska universitet/Institutionen för konst, kommunikation och lärande

   Author : Marcus Brandberg; [2019]
   Keywords : Audio engineering; acoustics; control room; reverberation; reverberation time; psychoacoustics; mixing; reverb; Ljudteknik; akustik; kontrollrum; ljud; efterklang; efterklangstid; psychoakustik;

   Abstract : One of the mixing engineers most important tool when listening, analyzing and taking decisions is the physical space in which the reproduction system and the monitors are placed. The space needs to fulfill certain aspects to be able to qualify as a control room considered good for taking these decisions. READ MORE

5. 24. Beamforming and Blind Signal Separation for Far-field Voice Capture using a Microphone Array

   University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

   Author : Luke Postema; Johan Davidsson; [2019]
   Keywords : Beamforming; Microphone array; Minimum variance distortionless response; delay-and-sum; direction of arrival; blind signal separation; Technology and Engineering;

   Abstract : With the evolving technology of mobile electronics and other forms of communication methods, an increasing demand of speech intelligibility is introduced. In a conference room for example, multiple microphones are placed directly in front of the speaker in order to pick up clean speech. However, several challenges still exist. READ MORE

6. 25. Paddle stirrer to a reverberation chamber

   University essay from Högskolan i Halmstad/Akademin för informationsteknologi

   Author : Andrea Mastrorilli; Josefin Holmgren; [2019]
   Keywords : paddle stirrer; reverberation chamber; control system; encoder; magnetic encoder; paddle-omrörare; modväxlande kammare; styrsystem; sensor; magnetisk sensor;

   Abstract : Halmstad University is currently equipped with an Echo-free chamber to perform EMC testing, but no reverberation chamber. The construction of a paddle stirrer to be utilized in Halmstad University would drastically reduce the time required to perform EMC testing, since reverberation chambers are more efficient than Echo-free chambers for these kind of tests. READ MORE