Introduction to the Program

Thanks to this Hybrid Master's Degree, you will use the acoustic data obtained from measurements and simulations to propose highly effective solutions”

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Urban growth and industrial expansion have intensified the challenges related to environmental noise and acoustic quality in modern cities. Faced with this, Acoustic Engineering emerges as an essential discipline to mitigate these problems, through the development of innovative and sustainable strategies. In this sense, professionals must be equipped with both the knowledge and skills necessary to overcome the challenges in this ever-expanding field.

To facilitate this task, TECH launches a pioneering Hybrid Master's Degree in Acoustic Engineering with a theoretical-practical approach, which ensures that specialists obtain advanced skills to optimize their job performance. Designed by experts in this field, the academic itinerary is composed of 10 specialized modules that will delve into the most recent innovations in fields such as room acoustics, acoustic insulation, acoustic signal detection or pumping stations. In addition, during the course of the program, graduates will develop advanced skills in the use of advanced acoustic measurement and analysis equipment and techniques. In tune with this, experts will be able to design effective solutions to control noise and improve acoustic quality in various environments (such as buildings, industries, public spaces, etc.).

The methodology of this university program consists of two phases. The first stage is theoretical and is conducted in a completely online format that facilitates progressive and natural learning through TECH's innovative Relearning system. This approach eliminates the need for traditional memorization and allows for a more fluid learning process. Subsequently, the program includes a 3-week internship at a leading Acoustic Engineering institution. This experience provides graduates with the opportunity to apply the knowledge acquired in a real working environment, collaborating with an experienced team of professionals in the field.

Do you want to incorporate the most innovative techniques for evaluating sound pressure levels into your practice? Achieve it with this complete university degree”

This Hybrid Master's Degree in Acoustic Engineering contains the most complete and up-to-date scientific program on the market. The most important features include:

  • Development of more than 100 case studies presented by experts in Acoustic Engineering
  • Its graphic, schematic and practical contents provide essential information on those disciplines that are indispensable for professional practice
  • Practical exercises where the self-assessment process can be carried out to improve learning
  • Its special emphasis on innovative methodologies
  • All of this will be complemented by theoretical lessons, questions to the expert, debate forums on controversial topics, and individual reflection assignments
  • Content that is accessible from any fixed or portable device with an Internet connection
  • Furthermore, you will be able to carry out an internship in one of the best companies

Enjoy an intensive 3-week stay in a reputable center and get up to date on the latest procedures to achieve personally and professional growth"

In this Hybrid Master's Degree proposal, of a professionalizing nature and blended mode, the program is aimed at updating Acoustic Engineering professionals. The contents are based on the latest scientific evidence, and oriented in a didactic way to integrate theoretical knowledge into practice, and the theoretical-practical elements will facilitate the updating of knowledge.

Thanks to its multimedia content elaborated with the latest educational technology, it will allow the engineering professional a situated and contextual learning, that is to say, a simulated environment that will provide an immersive learning programmed to train in real situations. This program is designed around Problem-Based Learning, whereby the physician must try to solve the different professional practice situations that arise during the course. For this purpose, the students will be assisted by an innovative interactive video system created by renowned and experienced experts.

You will gain valuable lessons learned through real-world case studies in simulated learning environments"

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You will have a comprehensive knowledge of international regulations and standards related to noise control"

Syllabus

The contents that make up this degree are designed by a highly specialized teaching group in Acoustic Engineering. Therefore, students are guaranteed access to a syllabus that stands out both for its high quality and for meeting the requirements of today's labor market. Composed of 10 complete modules, the study plan will analyze advances in areas such as acoustic signal detection, room acoustics or acoustic insulation. Thanks to this, graduates will incorporate into their practice the most advanced data analysis techniques to evaluate noise levels, vibrations and acoustic characteristics in different contexts.

maestria acoustic engineering TECH Global University

This Hybrid Master's Degree gives you the opportunity to expand your knowledge in a real scenario, with the maximum scientific rigor of an institution at the forefront of technology”

Module 1. Acoustical Physics Engineering

1.1. Mechanical Vibrations

1.1.1. Simple Oscillator
1.1.2. Damped and Forced Oscillations
1.1.3. Mechanical Resonance

1.2. Vibrations in Strings and Rods

1.2.1. The Vibrating String. Transverse Waves
1.2.2. Equation of the Longitudinal and Transverse Waves in Rods
1.2.3. Transverse Vibrations in Bars Individual Cases

1.3. Vibrations in Membranes and Plates

1.3.1. Vibration of a Plane Surface
1.3.2. Two-Dimensional Wave Equation for a Stretched Membrane
1.3.3. Free Vibrations of a Fixed Membrane
1.3.4. Forced Vibrations of a Membrane

1.4. Acoustic Wave Equation. Simple Solutions

1.4.1. The Linearized Wave Equation
1.4.2. Velocity of Sound in Fluids
1.4.3. Plane and Spherical Waves. The Point Source

1.5. Transmission and Reflection Phenomena

1.5.1. Changes of Medium
1.5.2. Transmission at Normal and Oblique Incidence
1.5.3. Specular Reflection. Snell’s Law

1.6. Absorption and Attenuation of Sound Waves in Fluids

1.6.1. Absorption Phenomenon
1.6.2. Classical Absorption Coefficient
1.6.3. Absorption Phenomena in Liquids

1.7. Radiation and Reception of Acoustic Waves

1.7.1. Pulsed Sphere Radiation. Simple Sources. Intensity
1.7.2. Dipole Radiation. Directivity
1.7.3. Near-Field and Far-Field Behavior

1.8. Diffusion, Refraction and Diffraction of Acoustic Waves

1.8.1. Non-Specular Reflection. Difusion
1.8.2. Refraction Temperature Effects
1.8.3. Diffraction. Border or Grid Effect

1.9. Stationary Waves: Pipes, Cavities, Waveguides

1.9.1. Resonance in Open and Closed Tubes
1.9.2. Sound Absorption in Tubes. Kundt Tube
1.9.3. Rectangular, Cylindrical and Spherical Cavities

1.10. Resonators, Ducts and Filters

1.10.1. Long Wavelength Limit
1.10.2. Helmholtz Resonator
1.10.3. Acoustic Impedance
1.10.4. Duct-Based Acoustic Filters

Module 2. Psychoacoustics and Acoustic Signal Detection

2.1. Noise. Sources

2.1.1. Sound. Transmission Speed, Pressure and Wavelength
2.1.2. Noise. Background Noise
2.1.3. Omnidirectional Noise Source. Power and Sound Intensity
2.1.4. Acoustic Impedance for Plane Waves

2.2. Sound Measurement Levels

2.2.1. Weber-Fechner Law. The Decibel
2.2.2. Sound Pressure Level
2.2.3. Sound Intensity Level
2.2.4. Sound Power Level

2.3. Measurement of the Acoustic Field in Decibels (Db)

2.3.1. Sum of Different Levels
2.3.2. Sum of Equal Levels
2.3.3. Subtraction of Levels. Correction for Background Noise

2.4. Binaural Acoustics

2.4.1. Structure of the Aural Model
2.4.2. Range and Sound Pressure-Frequency Relationship
2.4.3. Detection Thresholds and Exposure Limits
2.4.4. Physical Model

2.5. Psychoacoustic and Physical Measurements

2.5.1. Loudness and Loudness Level. Fones
2.5.2. Pitch and Frequency. Tone. Spectral Range
2.5.3. Equal Loudness Curves (Isophonic). Fletcher and Munson and Others

2.6. Acoustic Perceptual Properties

2.6.1. Sound Masking. Tones and Noise Bands
2.6.2. Temporal Masking. Pre and Post Masking
2.6.3. Frequency Selectivity of the Ear. Critical Bands
2.6.4. Non-Linear Perceptual and Other Non-Linear Effects. Hass Effect and Doppler Effect

2.7. The Phonator System

2.7.1. Mathematical Model of the Vocal Tract
2.7.2. Emission Times, Dominant Spectral Content and Level of the Emission
2.7.3. Directivity of the Vocal Emission. Polar Curve

2.8. Spectral Analysis and Frequency Bands

2.8.1. Frequency Weighting Curves A (dBA). Other Spectral Weightings
2.8.2. Spectral Analysis by Octaves and Octave Thirds. Concept of Octaves
2.8.3. Pink Noise and White Noise
2.8.4. Other Noise Bands Used in Signal Detection and Analysis

2.9. Atmospheric Attenuation of Sound in Free Field

2.9.1. Attenuation Due to Temperature and Atmospheric Pressure Variations in the Speed of Sound
2.9.2. Air Absorption Effect
2.9.3. Attenuation Due to Height to Ground and Wind Speed
2.9.4. Attenuation Due to Turbulence, Rain, Snow, or Vegetation
2.9.5. Attenuation Due to Noise Barriers or Terrain Variation Due to Interference

2.10. Temporal Analysis and Acoustic Indices of Perceived Intelligibility

2.10.1. Subjective Perception of First Acoustic Reflections. Echo Zones
2.10.2. Floating Echo
2.10.3. Speech Intelligibility. Calculation of %ALCons and STI/RASTI

Module 3. Advanced Acoustic Instrumentation

3.1. Noise

3.1.1. Noise Descriptors by Energy Content Rating: LAeq, SEL
3.1.2. Noise Descriptors by Temporal Variation Rating: LAnT
3.1.3. Noise Categorization Curves: NC, PNC, RC and NR

3.2. Pressure Measurement

3.2.1. Sound Level Meter. General Description, Structure and Operation by Blocks.
3.2.2. Frequency Weighting Analysis. Networks A, C, Z
3.2.3. Temporal Weighting Analysis. Slow, Fast, Impulse Networks
3.2.4. Integrating Sound Level Meter and Dosimeter (Laeq and SEL). Classes and Types Standards
3.2.5. Phases of Metrological Control. Standards
3.2.6. Calipers and Pistophones

3.3. Intensity Measurement

3.3.1. Intensimetry. Properties and Applications
3.3.2. Intensimetric Probes

3.3.2.1. Pressure/Pressure and Pressure/Velocity Types

3.3.3. Methods of Calibration. Uncertainties

3.4. Sources of Acoustic Excitation

3.4.1. Dodecahedral Omnidirectional Source. International Standards
3.4.2. Airborne Impulsive Sources. Gun and Acoustic Balloons
3.4.3. Structural Impulsive Sources. Impact Machine

3.5. Vibration Measurement

3.5.1. Piezoelectric Accelerometers
3.5.2. Displacement, Velocity and Acceleration Curves
3.5.3. Vibration Analyzers. Frequency Weightings
3.5.4. Parameters and Calibration

3.6. Measuring Microphones

3.6.1. Types of Measuring Microphones

3.6.1.1. The Condenser and Pre-Polarized Microphone. Basis of Operation

3.6.2. Design and Construction of Microphones

3.6.2.1. Fuzzy Field, Random and Pressure Field

3.6.3. Sensitivity, Response, Directivity, Range and Stability
3.6.4. Environmental and Operator Influences. Measurement with Microphones

3.7. Acoustic Impedance Measurement

3.7.1. Impedance Tube (Kundt) Methods: Standing Wave Ranging Method
3.7.2. Determination of the Sound Absorption Coefficient at Normal Incidence. ISO 10534-2:2002 Transfer Function Method
3.7.3. Surface Method: Impedance Gun

3.8. Acoustic Measurement Chambers

3.8.1. Anechoic Chamber. Design and Materials
3.8.2. Semi-Anechoic Chamber. Design and Materials
3.8.3. Reverberation Chamber. Design and Materials

3.9. Other Measurement Systems

3.9.1. Automatic and Autonomous Measurement Systems for Environmental Acoustics.
3.9.2. Measuring Systems by Data Acquisition Card and Software
3.9.3. Systems Based on Simulation Software

3.10. Uncertainty in Acoustic Measurement

3.10.1.1. Sources of Uncertainty
3.10.1.2. Reproducible and Non-Reproducible Measurements
3.10.1.3. Direct and Indirect Measurements

Module 4. Audio Signal Processing and Systems

4.1. Signals

4.1.1. Continuous and Discrete Signals
4.1.2. Periodic and Complex Signals
4.1.3. Random and Stochastic Signals

4.2. Series and Fourier Transform

4.2.1. Fourier Series and Fourier Transform. Analysis and Synthesis
4.2.2. Time Domain versus Frequency Domain
4.2.3. Complex Variables and Transfer Function

4.3. Sampling and Reconstruction of Audio Signals

4.3.1. A/D Conversion

4.3.1.1. Sample Size, Coding and Sampling Rate

4.3.2. Quantization Error. Synchronization Error (Jitter)
4.3.3. D/A Conversion. Nyquist-Shannon Theorem
4.3.4. Aliasing Effect (Masking)

4.4. Frequency Response Analysis of Systems

4.4.1. The Discrete Fourier Transform. DFT
4.4.2. The Fast Fourier Transform FFT
4.4.3. Bode Diagram (Magnitude and Phase)

4.5. Analog IIR Signal Filters

4.5.1. Filtering Types. HP, LP, PB
4.5.2. Filter Order and Attenuation
4.5.3. Q Types. Butterworth, Bessel, Linkwitz-Riley, Chebysheb, Elliptical
4.5.4. Advantages and Disadvantages of Different Filtering

4.6. Analysis and Design of Digital Signal Filters

4.6.1. FIR (Finite impulse Response)
4.6.2. IIR (Infinite Impulse Response)
4.6.3. Design with Software Tools such as Matlab

4.7. Signal Equalization

4.7.1. EQ Types. HP, LP, PB
4.7.2. EQ Slope (Attenuation)
4.7.3. EQ Q (Quality Factor)
4.7.4. EQ Cut Off (Cut Off Frequency)
4.7.5. EQ Boost (Boost)

4.8. Calculation of Acoustic Parameters Using Signal Analysis and Signal Processing Software

4.8.1. Transfer Function and Signal Convolution
4.8.2. IR Curve (Impulse Response)
4.8.3. RTA (Real Time Analyzer) Curve
4.8.4. Step Response Curve
4.8.5. RT 60, T30, T20 Curve

4.9. Statistical Presentation of Parameters in the Signal Processing Software

4.9.1. Signal Smoothing
4.9.2. Waterfall
4.9.3. TR Decay
4.9.4. Spectrogram

4.10. Audio Signal Generation

4.10.1. Analog Signal Generators. Tones and Random Noise
4.10.2. Digital Pink and White Noise Generators
4.10.3. Tonal or Sweep Generators

Module 5. Electroacoustics and Audio Equipment

5.1. Laws of Electroacoustic Sound Reinforcement and Public Address (PA)

5.1.1. Increase of Sound Pressure Level (SPL) with Power
5.1.2. Attenuation of Sound Pressure Level (SPL) with Distance
5.1.3. Variation of Sound Intensity Level (SIL) with Distance and Number of Sources
5.1.4. Sum of Coherent and Non-Coherent Signals in Phase. Radiation and Directivity
5.1.5. Sound Distorting Effects in Propagation and Solutions to Follow

5.2. Electroacoustic Transduction

5.2.1. Electroacoustic Analogies

5.2.1.1. Electromechanical (TEM) and Mechanoacoustic (TMA) Spinner

5.2.2. Electroacoustic Transducers. Types and Particularities
5.2.3. Electroacoustic Model of the Moving Coil Transducer. Equivalent Circuits

5.3. Electrodynamic Direct Radiating Transducer

5.3.1. Structural Components
5.3.2. Features

5.3.2.1. Pressure and Phase Response, Impedance Curve, Maximum and RMS Power, Sensitivity and Performance, Directivity Polar Pattern, Polarity, Distortion Curve

5.3.3. Thiele-Small Parameters and Wright Parameters
5.3.4. Frequency Classification

5.3.4.1. Radiator Types. Function as Monopole/Dipole

5.3.5. Alternative Models: Coaxial or Elliptical

5.4. Indirect Radiation Transducers

5.4.1. Speakers, Diffusers and Acoustic Lenses. Structure and Types
5.4.2. Directivity Control. Waveguides
5.4.3. Compression Core

5.5. Professional Acoustic Enclosures

5.5.1. Infinite Screen
5.5.2. Acoustic Suspension. Design. Modal Problems
5.5.3. Low Frequency Reflector (Reflex). Design
5.5.4. Acoustic Labyrinth. Design
5.5.5. Transmission Line Design

5.6. Filtering Circuits and Crossovers

5.6.1. Passive Crossover Filters. Order

5.6.1.1. First Order and Sum Equations

5.6.2. Active Crossover Filters. Analog and Digital
5.6.3. Crossover Parameters

5.6.3.1. Paths, Crossover Frequency, Order, Slope and Quality Factor

5.6.4. Notch Filters and L-Pad and Zobel Networks

5.7. Audio Arrays

5.7.1. Single Point Source and Dual Point Source
5.7.2. Coverage. Constant and Proportional Directivity
5.7.3. Grouping of Sound Sources. Coupled Sources

5.8. Amplification Equipment

5.8.1. Class A, B, AB, C and D Amplifiers. Amplification Curves
5.8.2. Pre-Amplification and Voltage Amplification. High Impedance or Line Amplifier
5.8.3. Measurement and Calculation of the Voltage Gain of an Amplifier

5.9. Other Audio Equipment in Recording and Audio Production Studios

5.9.1. ADC/DAC Converters. Performance Characteristics
5.9.2. Equalizers. Types and Adjustment Parameters
5.9.3. Dynamics Processors. Types and Adjustment Parameters
5.9.4. Limiters, Noise Gates, Delay and Reverb Units. Adjustment Parameters
5.9.5. Mixers. Types and Functions of the Modules. Spatial Integration Problems

5.10. Monitoring in Recording Studios and Radio and Television Broadcasting Stations

5.10.1. Near-Field and Far-Field Monitors in Control Rooms
5.10.2. Flush- Mount. Acoustic Effects. Comb Filter
5.10.3. Time Alignment and Phase Correction

Module 6. Room Acoustics

6.1. Distinction of Acoustic Insulation in Architecture

6.1.1. Distinction between Acoustic Insulation and Acoustic Treatment. Improvement of Acoustic Comfort
6.1.2. Transmission Energy Balance. Incident, Absorbed and Transmitted Sound Power 
6.1.3. Sound Insulation of Enclosures. Sound Transmission Index

6.2. Transmission of Sound

6.2.1. Noise Transmission Typology. Airborne and Direct and Flanking Noise
6.2.2. Propagation Mechanisms. Reflection, Refraction, Absorption and Diffraction.
6.2.3. Sound Reflection and Absorption Rates
6.2.4. Sound Transmission Paths between Two Adjacent Enclosures

6.3. Sound Insulation Performance of Buildings

6.3.1. Apparent Sound Reduction Index, R'
6.3.2. Standardized Difference in Level, DnT
6.3.3. Standardized Difference in Level, Dn

6.4. Quantities for Describing the Sound Insulation Performance of Elements

6.4.1. Acoustic Reduction Index, R
6.4.2. Acoustic Reduction Improvement Ratio, ΔR
6.4.3. Normalized Difference in Level of an Element, Dn,e

6.5. Airborne Sound Insulation Between Enclosures

6.5.1. Statement of the Problem
6.5.2. Calculation Model
6.5.3. Measurement Indexes
6.5.4. Technical Construction Solutions

6.6. Impact Noise Insulation Between Enclosures

6.1.1. Statement of the Problem
6.1.2. Calculation Model
6.1.3. Measurement Indexes
6.1.4. Technical Construction Solutions

6.7. Airborne Noise Insulation against External Noise

6.7.1. Statement of the Problem
6.7.2. Calculation Model
6.7.3. Measurement Indexes
6.7.4. Technical Construction Solutions

6.8. Analysis of Interior to Exterior Noise Transmission

6.8.1. Statement of the Problem
6.8.2. Calculation Model
6.8.3. Measurement Indexes
6.8.4. Technical Construction Solutions

6.9. Analysis of Sound Levels Produced by Installation and Machinery Equipment

6.9.1. Statement of the Problem
6.9.2. Analysis of Sound Transmission through Installations
6.9.3. Measurement Indexes

6.10. Sound Absorption in Enclosed Spaces

6.10.1. Total Equivalent Absorption Area
6.10.2. Analysis of Spaces with Irregular Distribution of Absorption
6.10.3. Analysis of Irregularly Shaped Spaces

Module 7. Acoustic Insulation

7.1. Acoustic Characterization in Enclosures

7.1.1. Sound Propagation in Open Space
7.1.2. Sound Propagation in an Enclosed Space. Reflected Sound
7.1.3. Theories of Room Acoustics: Wavelet, Statistical and Geometrical Theory

7.2. Analysis of Wavelet Theory (f≤fs)

7.2.1. Modal Problems of a Room Derived from the Acoustic Wave Equation
7.2.2. Axial, Tangential and Oblique Modes

7.2.2.1. Three-Dimensional Equation and Modal Strengthening Characteristics of the Different Types of Modes

7.2.3. Modal Density. Schroeder Frequency. Spectral Curve of Theory Application 

7.3. Modal Distribution Criteria

7.3.1. Golden Measurements

7.3.1.1. Other Posterior Measurements (Bolt, Septmeyer, Louden, Boner, Sabine)

7.3.2. Walker and Bonello Criterion
7.3.3. Bolt Diagram

7.4. Statistical Theory Analysis (fs≤f≤4fs)

7.4.1. Homogeneous Diffusion Criterion. Sound Temporal Energy Balance
7.4.2. Direct and Reverberant Field. Critical Distance and Constant of the Room
7.4.3. TR. Sabine Calculation. Energy Decay Curve (ETC Curve)
7.4.4. Optimal Reverberation Time. Beranek Tables

7.5. Analysis of the Geometrical Theory (f≥4fs)

7.5.1. Specular and Non-Specular Reflection. Application of Snell's Law for f≥4fs
7.5.2. First Order Reflections. Echogram
7.5.3. Floating Echo

7.6. Materials for Acoustic Conditioning. Absorption

7.6.1. Absorption of Membranes and Fibers. Porous Materials
7.6.2. Acoustic Reduction Coefficient NRC
7.6.3. Variation of Absorption as a Function of the Material Characteristics (Thickness, Porosity, Density, etc.)

7.7. Parameters for the Evaluation of Acoustic Quality in Enclosures

7.7.1. Energetic Parameters (G, C50, C80, ITDG)
7.7.2. Reverberation Parameters (TR, EDT, BR, Br)
7.7.3. Spatiality Parameters (IACCE, IACCL, LG, LFE, LFCE)

7.8. Acoustic Design Procedures and Considerations for Room Design

7.8.1. Reduction of Direct Sound Attenuation from Room Shape
7.8.2. Analysis of Room Shape in Relation to Reflections
7.8.3. Prediction of the Noise Level in a Room

7.9. Acoustic Diffusers

7.9.1. Polycylindrical Diffusers
7.9.2. Schroeder Maximum Sequence Length (MLS) Diffusers
7.9.3. Quadratic Residual Schroeder Diffusers (QRD)

7.9.3.1. One-Dimensional QRD Diffusers
7.9.3.2. Two-Dimensional QRD Diffusers
7.9.3.3. Primitive Root Schroeder Diffusers (PRD)

7.10. Variable Acoustics in Multifunctional Spaces. Elements for Their Design

7.10.1. Design of Variable Acoustics Spaces from Variable Physical Elements
7.10.2. Design of Variable Acoustics Spaces from Electronic Systems
7.10.3. Comparative Analysis of the Use of Physical Elements versus Electronic Systems

Module 8. Acoustic Installations and Testing

8.1. Acoustic Study and Reports

8.1.1. Types of Acoustic Technical Reports
8.1.2. Contents of Studies and Reports
8.1.3. Types of Acoustic Tests

8.2. Planning and Development of Airborne Sound Insulation Tests

8.2.1. Measurement Requirements
8.2.2. Recording of Results
8.2.3. Test Report

8.3. Evaluation of Global Parameters for Airborne Sound Insulation of Buildings and Building Elements

8.3.1. Procedure for the Evaluation of Global Parameters
8.3.2. Comparative Method
8.3.3. Spectral Matching Terms (C or Ctr)
8.3.4. Results Evaluation

8.4. Planning and Development of Impact Noise Insulation Tests

8.4.1. Measurement Requirements
8.4.2. Recording of Results
8.4.3. Test Report

8.5. Evaluation of Global Parameters for Impact Noise Insulation of Buildings and Building Elements

8.5.1. Procedure for the Evaluation of Global Parameters
8.5.2. Comparative Method
8.5.3. Results Evaluation

8.6. Planning and Development of Airborne Sound Insulation Tests in Facades

8.6.1. Measurement Requirements
8.6.2. Recording of Results
8.6.3. Test Report

8.7. Planning and Development of Reverberation Time Tests

8.7.1. Measurement Requirements: Performance Venues
8.7.2. Measurement Requirements: Ordinary Enclosures
8.7.3. Measurement Requirements: Open-Plan Offices
8.7.4. Recording of Results
8.7.5. Test Report

8.8. Planning and Development of Tests to Measure the Speech Transmission Index (STI) in Enclosures

8.8.1. Measurement Requirements
8.8.2. Recording of Results
8.8.3. Test Report

8.9. Planning and Development of Tests for the Evaluation of Interior-to-Exterior Noise Transmission

8.9.1. Basic Measurement Requirements
8.9.2. Recording of Results
8.9.3. Test Report

8.10. Noise Control

8.10.1. Types of Sound Limiting Devices
8.10.2. Sound Limiters

8.10.2.1. Peripherals

8.10.3. Ambient Noise Meter

Module 9. Recording Systems and Studio Recording Techniques

9.1. The Recording Studio

9.1.1. The Recording Room
9.1.2. Design of Recording Rooms
9.1.3. The Control Room
9.1.4. Control Room Design

9.2. The Recording Process

9.2.1. Pre-Production
9.2.2. Recording in the Studio
9.2.3. Post-Production

9.3. Technical Production in the Recording Studio

9.3.1. Roles and Responsibilities in Production
9.3.2. Creativity and Decision Making
9.3.3. Resource Management
9.3.4. Type of Recording
9.3.5. Room Types
9.3.6. Technical Equipment

9.4. Audio Formats

9.4.1. Audio File Formats
9.4.2. Audio Quality and Data Compression
9.4.3. Format Conversion and Resolution

9.5. Cables and Connectors

9.5.1. Power Cabling
9.5.2. Charging Cabling
9.5.3. Analog Signal Cabling
9.5.4. Digital Signal Cabling
9.5.5. Balanced, Unbalanced, Stereo and Monophonic Signal

9.6. Audio Interfaces

9.6.1. Functions and Characteristics of Audio Interfaces
9.6.2. Configuration and Use of Audio Interfaces
9.6.3. Choosing the Right Interface for Each Project

9.7. Studio Headphones

9.7.1. Structure
9.7.2. Types of Headphones
9.7.3. Specifications
9.7.4. Binaural Playback

9.8. The Audio Chain

9.8.1. Signal Routing
9.8.2. Recording Chain
9.8.3. Monitoring Chain
9.8.4. MIDI Recording

9.9. Mixer

9.9.1. Types of Inputs and Their Characteristics
9.9.2. Channel Functions
9.9.3. Mixers
9.9.4. DAW Controllers

9.10. Studio Microphone Techniques

9.10.1. Microphone Positioning
9.10.2. Microphone Selection and Configuration
9.10.3. Advanced Microphone Techniques

Module 10. Environmental Acoustics and Action Plans

10.1. Analysis of Environmental Acoustics

10.1.1. Sources of Environmental Noise
10.1.2. Types of Environmental Noise as a Function of its Temporal Evolution
10.1.3. Effects of Environmental Noise on Human Health and the Environment

10.2. Indicators and Parameters of Environmental Noise

10.2.1. Aspects that Influence the Measurement of Environmental Noise
10.2.2. Indicators of Environmental Noise

10.2.2.1. Day-Evening-Night Level (Lden)
10.2.2.2. Day-Night Level (Ldn)

10.2.3. Others Indicators of Environmental Noise

10.2.3.1. Traffic Noise Index (TNI)
10.2.3.2. Noise Pollution Level (NPL)
10.2.3.3. Level SEL

10.3. Measurement of Environmental Noise

10.3.1. International Measurement Standards and Protocols
10.3.2. Measurement Procedures
10.3.3. Environmental Noise Assessment Report

10.4. Noise Maps and Action Plans

10.4.1. Noise Measurements
10.4.2. General Noise Mapping Process
10.4.3. Noise Control Action Plans

10.5. Sources of Environmental Noise: Types

10.5.1. Traffic Noise
10.5.2. Railroad Noise
10.5.3. Aircraft Noise
10.5.4. Activity Noise

10.6. Noise Sources: Control Measures

10.6.1. Source Control
10.6.2. Propagation Control
10.6.3. Receiver Control

10.7. Traffic Noise Prediction Models

10.7.1. Traffic Noise Prediction Methods
10.7.2. Theories of Generation and Propagation
10.7.3. Factors Influencing Noise Generation
10.7.4. Factors affecting Propagation

10.8. Acoustic Barriers

10.8.1. Operation of an Acoustic Barrier. Principles
10.8.2. Types of Acoustic Barriers
10.8.3. Design of Acoustic Barriers

10.9. Evaluation of Noise Exposure in the Workplace

10.9.1. Identification of the Consequences of Exposure to High Noise Levels
10.9.2. Methods for Measuring and Assessing Noise Exposure (ISO 9612:2009)
10.9.3. Exposure Indices and Maximum Exposure Values
10.9.4. Technical Measures for Limiting Exposure

10.10. Assessment of Exposure to Mechanical Vibration Transmitted to the Human Body

10.10.1. Identification of the Consequences of Exposure to Whole Body Vibration
10.10.2. Methods of Measurement and Assessment 
10.10.3. Exposure Indices and Maximum Exposure Values
10.10.4. Technical Measures for Limiting Exposure

estudiar acoustic engineering TECH Global University

You will be qualified to conduct research in Acoustic Engineering and propose innovative solutions based on scientific evidence”

Hybrid Master's Degree in Acoustic Engineering

Discover and immerse yourself in the Hybrid Master's Degree in Acoustic Engineering offered by TECH Global University. This innovative program is designed specifically for professionals looking to specialize in acoustic control and design, combining the flexibility of online theory classes with face-to-face practical sessions held in a specialized center. In a world where acoustics plays a crucial role in the planning and design of spaces, as well as in the optimization of sound environments in various industries, our program guarantees a comprehensive training adapted to current market demands. The combination of online learning and face-to-face practice allows our students not only to acquire advanced theoretical knowledge, but also to apply it directly to real projects, under the supervision of experts in the field. Each class is designed to provide students with the technical and strategic skills necessary to tackle the most complex acoustical challenges effectively and efficiently.

Study online at the largest School of Engineering

Participants in our program have access to cutting-edge technology and state-of-the-art educational resources, which enriches their learning experience and prepares them to lead innovative acoustic projects in a variety of contexts, from recording studios to auditoriums, offices and public spaces. Upon completion of the Hybrid Master's Degree, our graduates are equipped with the skills necessary to excel as leaders in the field of acoustics. Prepared to implement sustainable and efficient acoustic solutions, they are ready to make a significant contribution to the design and development of improved acoustic environments tailored to contemporary needs. Are you ready to advance your career as an acoustical engineer? Join the Faculty of Engineering at TECH Global University today and take the first step towards a promising professional future in the field of applied acoustics. Seize the opportunity to transform your passion for sound and engineering into a solid and rewarding career.