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Acoustics

Acoustics is the study of sound, including its generation, transmission, and interaction with materials, with applications in architecture, music, medicine, and environmental science. Key concepts include sound absorbers, reflectors, and diffusers, which are used to manage sound quality in various environments. Additionally, soundproofing and acoustic treatment serve different purposes in controlling sound transmission and enhancing sound quality within spaces.

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0% found this document useful (0 votes)
53 views13 pages

Acoustics

Acoustics is the study of sound, including its generation, transmission, and interaction with materials, with applications in architecture, music, medicine, and environmental science. Key concepts include sound absorbers, reflectors, and diffusers, which are used to manage sound quality in various environments. Additionally, soundproofing and acoustic treatment serve different purposes in controlling sound transmission and enhancing sound quality within spaces.

Uploaded by

khushibothra8
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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What Is Acoustics?

Acoustics is the branch of physics that deals with the study of sound. It
encompasses the generation, transmission, and reception of sound waves
and their interaction with different materials and environments. Acoustics
plays a crucial role in various fields, including engineering, architecture,
music, medicine, and environmental science.

Applications of Acoustics
Architectural Acoustics: Designing buildings and spaces to enhance
sound quality and control noise levels. This includes concert halls,
theaters, recording studios, and office spaces.
Musical Acoustics: Understanding the sound production and behavior
of musical instruments and optimizing their design for better sound
quality.
Environmental Acoustics: Studying and controlling noise pollution in
urban areas, industrial settings, and natural environments.
Medical Acoustics: Using sound waves for diagnostic and therapeutic
purposes, such as ultrasound imaging and lithotripsy.
Audio Engineering: Capturing, recording, processing, and reproducing
sound in various media, including music production, film, and
broadcasting.
Underwater Acoustics: Exploring and monitoring underwater
environments using sonar and other acoustic technologies.
What Is Absorber?
A sound absorber in design refers to materials or structures specifically engineered to
reduce sound reflections and absorb noise within a space. These materials work by
converting sound energy into heat through frictional losses when sound waves pass through
them. Common sound-absorbing materials include porous substances like foam, fabric, and
fiberglass, as well as perforated panels and baffles. They are used in various settings, such as
recording studios, offices, and public buildings, to control acoustics, minimize echoes, and
improve the clarity of sound. The choice of sound absorber depends on the frequency range
of the sound and the specific acoustical requirements of the environment.

What Is Reflector?
A sound reflector in design is a surface or structure that redirects sound waves in a specific direction. It is used to enhance or control the
acoustics of a space by reflecting sound waves toward a desired area or dispersing them evenly. In architectural design, sound reflectors can
be strategically placed in auditoriums, theaters, and other spaces where sound quality is critical. They help in amplifying sound, improving
clarity, and ensuring that sound reaches all parts of the space without causing echoes or distortions. The materials used for sound reflectors
are typically hard and non-porous, such as metal, glass, or specially treated wood, to ensure effective reflection.

What Is Diffuser?
A sound diffuser is an architectural or acoustic design element used to scatter sound waves, reducing echo and creating a more balanced
acoustic environment. Unlike absorptive materials that trap sound, diffusers break up sound reflections and distribute them evenly throughout a
space. This helps in minimizing sound distortion, creating a more natural listening experience. Diffusers are often used in recording studios,
concert halls, and home theaters to enhance sound quality by preventing harsh reflections and ensuring that sound energy is evenly distributed
across the room. They come in various shapes and designs, such as diffusive panels, arrays of blocks, or specially shaped surfaces, and can be
made from materials like wood, foam, or plastic.
Soundproofing Vs Acoustic Treatment
ELEMENTS SOUND PROOFING ACOUSTIC TREATMENT

PURPOSE Prevents sound from entering or exiting a space. Improves the sound quality within a space.

FOCUS Blocking sound transmission through walls, Controlling the sound reflections, reverberation,
ceilings, floors, doors, and windows. and resonance within a room.

METHOD 1. Use of dense materials (e.g., mass-loaded 1. Use of absorptive materials (e.g., acoustic
vinyl, concrete, dense drywall) panels, foam, bass traps) to reduce echo and
2. Sealing gaps and cracks with acoustic reverberation
sealants 2. Application of diffusers to scatter sound
3. Adding barriers, such as soundproof curtains waves and create a balanced sound field
or acoustic panels with mass 3. Positioning acoustic elements to manage
4. Constructing double walls or floating floors frequency response and improve clarity

COMMON Recording studios, home theaters, apartments, Recording studios, home theaters, concert halls,
LOCATION offices, and any area requiring isolation from classrooms, and any space where sound quality
external noise or to contain loud sounds. and clarity are important.

KEY Soundproofing deals with blocking sound from Acoustic Treatment focuses on optimizing the
DIFFERENCE passing through structures. sound environment within a space.
PET Acoustic Panels
Rates - 180 Rs sq.ft (with installation)
Thickness -10mm & 12mm
Sizes- 1200mm x 2400mm

Use-reduce sound transmission through ceilings and


walls, reduce noise and control sound reflections in
various environments, improving overall acoustic quality.

Various Applications

WALL PANELS
Standard Size | Designer | Laser Cut | Printed Panel

FALSE CEILINGS
Baffles | Ceiling Tiles | Floats| Cell Ceiling

DIVIDERS
For Modular furniture

PARTITIONS
Acoustic Dividers
PET Acoustic Panels
WALL PANELS

Printed Wall Panels Laser Cut Panels V-Grooved Wall Panels

Sizes: 1200mm x 2400mm Sizes: 1200mm x 2400mm Sizes: 1200mm x 2400mm


Thickness: 10mm Thickness: 10mm Thickness: 10mm
We can Print any kind of Design/ Types: a) Laser cut to size Shapes
Pictures / Drawings b) Laser cut to designs
Techno provides any shape / size / c) Laser cut to custom designs
color / customization
provides any
shape/size/customization
PET Acoustic Panels
FALSE CEILINGS

Baffles Ceiling Tiles Floats Cell Ceiling

Custom made as per T GRID SYSTEM Suspended aesthetic and Open Cell system allows
requirement • Available in multiple colours acoustic for light and shadow play
High acoustic • Also available in T grid color in tandem with the right
performance to match the preferred shade. acoustic treatment.
Areas of application
cafeteria, open spaces, FIXED ON GYPSUM Extremely suited for
lobbies, etc. CEILING/FRAMING commercial spaces that
• Can be pasted directly on use a plenum (for HVAC,
gypsum ceiling or typically), which is
wooden framing on ceiling. concealed in an artful
fashion.
PET Acoustic Panels
Partitions

Screens

Acoustic Screens
Available in various patterns, laser cut according to your preferred design.
STANDARD SIZE
1200 x 2400mm (can be customised)
Glass Fiber Reinforced Concrete
Introduction Application

It is composite material made of Ceiling


Cement Cladding
Fine aggregate
Water
Glass Fibers

Benefits
Rates - 120 Rs sq.ft with installation 250 Rs
Thickness -5 to 15mm
Light weight
Sizes- 900mm and 1200mm
Crack Resistance
Flexible
Moisture proof It acts as a reflector due to hard surface and as a
Available in many different designs diffuser as it has perforations.
Available in many textures, colors, and finishes More the number of perforations more the diffusion.
Nontoxic and fire resistant
Acoustic Foam Panels
Acoustic foam panels are materials used to reduce noise and control sound in a space. They are commonly used in recording studios, home theaters,
offices, and any environment where sound quality is important.

BENEFITS: APPLICACATION AREA: TYPES OF FOAM: CONSIDERATIONS:


Sound Absorption: Helps to Recording Studio 1. Soft Thickness: Thicker panels
reduce echo and reverberation in Home Theatre 2. Hard : Thickness- 10mm,12mm generally provide better sound
a room. Multiplexes 180rs with installation absorption.
Noise Reduction: Can decrease Office Space & Conference Room Density: Higher density foam
the amount of noise that passes Schools & Classrooms offers better performance in
through walls and other surfaces. BPO/Call centres controlling sound.
Improved Sound Quality: Machine Canopy Fire Rating: Ensure the foam
Enhances the clarity of sound by Surveillance Room panels meet safety standards
reducing background noise and Basements for fire resistance.
improving the acoustics of the Hospitals Hotels Aesthetic: Available in various
room. Millatary walls colors and patterns to match
Yatchs the decor of the room.
Ships & Vessels
Automobiles

HARD FOAM SOFT FOAM


WOODEN ACOUSTIC PANEL
The acoustic slat wood range by Acoustic coffers a luxury quality, state of the art, noise-reducing wood panelling solution.
Each panel has been handcrafted not only to transform projects visually but also to create a more quiet, comfortable environment.
The range features eight unique finishes, from clean, modern textures, through to warm rustic wood character. While each panel is created from only
responsibly sourced, ARAIO certified materials.
Wooden acoustic panels can be filed into grooves (slats) and perforation (dots) as per aesthetic requirement.
Widely used ni auditoriums, cinemas, studios, discos, sports hall, banks, lounges, offices etc to absorb and isolate sound.

GROOVED SLAT PERFORATED DOTS THICKNESS: 12MM TO 18MM


SIZES: 600X600MM ( Can be customized )

1.Prepare your tools for the installation 3.Mark the cutting lines on the panel 5.Sand the cut edges of the panel until 7.Hold the panel in place on the wall.
with a pencil and masking tape. smooth.

2.Measure the width and height of your 4.se a fine-tooth or sharp saw to cut the 6.if we consider a batten of two meter 8.Drill holes through the felt into the battens.
wall. panel along the marked lines. and use another batten of 30cm of increment. TIP: If you’re installing straight into the wall,
you can use adhesive glue.
Acoustic Plaster Paints FINISHES AVAILABLE
(ASONA ACOUSTICS)
Asona Acoustics' acoustic plaster paint with cellulose fibers is an excellent solution for enhancing the acoustics
of a space while maintaining a visually appealing interior. It is suitable for a wide range of applications and offers
a durable, eco-friendly, and effective means of sound absorption.

It’s ideal for offices, theatres, studios, schools, auditoriums, factories, sports
facilities and other spaces where sound is a concern. If you have the budget,
then this can be used for your home too!
This product is imported from Netherlands and USA.
Sonacoustic can be applied on virtually any surface including straight and curved walls Sonacostic PL
Ultra smooth plaster structure
sound-absorbing plaster system reduces reverberation time, providing the highest level of sound-absorption.
Cleaning:
Can be cleaned with a damp cloth or vacuumed with a soft brush attachment.
Repairs:
Minor repairs can be made by applying additional coats of the plaster paint.

Thickness:
5mm / 10mm / 15mm.

Colorcoustic
colors can be customised Single Layer Sprayed / Sanded Structure
Application:
Surface Preparation: The surface should be clean, dry, and free from dust
or loose particles.
Priming: A primer may be required to ensure good adhesion of the
acoustic plaster paint.
Multiple Coats: Multiple coats are usually applied to achieve the desired
level of sound absorption. Each coat needs to dry before the next one is
applied.
Finishing: Once the final coat is applied, it can be left as is or painted over
with regular paint for the desired color and finish.

General Pricing Estimates in INR:

Per Square Meter:

Asona Acoustic Plaster (Standard structure):


Rough Estimate: ₹4,000 to ₹6,000 per square meter.
Asona Acoustic Plaster (Medium structure):
Rough Estimate: ₹6,000 to ₹8,000+ per square meter.

Additional Costs in INR:


Primer/Undercoat: May add approximately ₹1,600 to ₹4,000 per gallon.
Labor: Professional application might cost between ₹80 to ₹240 per square
foot, depending on the complexity and region.
Preparation Materials: Additional materials for surface preparation might Standard Structure Medium Fine Structure
add to the overall cost.
ACOUSTIC PLASTERBOARD (DRYWALL)
Soundproofing plasterboard is one of the most cost-effective ways you can enhance the sound insulation in your home.
Plasterboard (drywall) is used in residential, commercial, and public buildings to reduce noise transmission between rooms
and improve overall acoustic quality.

Benefits:-
Cost-Effective
Improved Acoustic Quality
Enhanced Privacy
Fire Resistance
Aesthetic Flexibility

Thickness and rates:-

Standard Plasterboard:
12.5mm (1/2 inch) (4x8 feet).
Price: ₹300 to ₹500 per sheet (4x8 feet).
15mm (5/8 inch) (4x8 feet).
Price: ₹500 to ₹700 per sheet (4x8 feet).

soundproofing involves using thicker or multiple layers of boards, acoustic plasterboard, and additional
materials like damping compounds and insulation.

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