360° Space Acoustic · Full Cycle

Sound.
Like Architecture.

The only approach in Russia built on impulse methodology. From 3D space scanning to custom turnkey systems.

6+
Years in acoustic design
100+
Completed projects
±5mm
3D scanning accuracy
100%
Correlation of objective and subjective data
Помещение с плохой акустикой
Standard result
Why it matters

Most acoustic projects are done wrong

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1965 theory

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Sine signals instead of music

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Off-the-shelf equipment

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Unpredictable result

95%
of acoustic installations are designed using an outdated methodology

Thiele–Small parameters (1965) are built for sine signals and are physically inapplicable to music and speech. The efficiency of a classic loudspeaker in this model is just 1.5–5%.

Our methodology

Impulse vs. sine

A musical signal is a sequence of transient processes unrelated to a sine wave. We measure what a person actually hears.

Sine signal interactive
CH1
drag according to the graph ↔ frequency ↕ amplitude
Spectrum energy by frequency
202002k20k Hz
Frequency
Wavelength λ
Period T
20 Hz2002k20 kHz
VS
Our approach · Dirac function δ(t)
CH1
δ(t) → room response
Room response · RT60
BEFORE · hum360° correction →AFTER

Impulse response as the reference

We measure room acoustics with a signal that matches real transient processes in music and speech — not a sine wave

3D scan as the basis of calculation

Room geometry accurate to ±5 mm is the foundation of computer acoustic modeling before any installation

Equipment built for the space

Acoustic systems are engineered for the specific site — not an off-the-shelf product, but a tool for the task

Predictable result

You approve the acoustic characteristics in a digital model — before the first cable is installed

How we work

From the first measurement
to the last cable

01

3D scanning

Precise room geometry is the foundation of the whole calculation. Without a scan, design becomes guesswork.

02

Acoustic audit

We measure the impulse response using the Dirac methodology. We identify every problem area objectively — before work begins.

03

Digital modeling

We build a digital twin and model the sound. You see propagation in the model before installation.

04

Design

Technical solution, layout plan, equipment specification. The price is fixed before installation begins.

05

System manufacturing

We manufacture acoustic systems for the specific site. Every driver is engineered for the task — not from a catalog.

06

Installation and calibration

Professional installation per the design, DSP tuning for real conditions. Handover with a measurement report.

Unique technology

See the sound before work begins

A digital twin of the room based on a precise 3D scan. Sound propagation is modeled on screen — long before the first installation.

Errors eliminated before construction

All acoustic conflicts are found at the modeling stage

Fixed budget

The price is set before installation — with no surprises

Agreed-upon result

You approve the sound in the model before implementation

Applications

The spaces we work with

Ресторан
Restaurants and cafes

An atmosphere guests can hear

An even sound field with no dead zones. Guests hear the music the same way anywhere in the room — a competitive advantage.

Гостиница
Hotels and resorts

Sound as part of the service

Lobby, restaurant, conference areas. The sound environment shapes the first impression — we design it as part of the overall concept.

Музей
Museums and exhibitions

Sound as part of the exhibition

No visible sources, no conflicts between halls. An immersive experience that reinforces the exhibition content.

Discuss a project
Офис
Conference halls and offices

Everyone hears, everywhere

Speech intelligibility of 100% anywhere in the room. We design to standards and to real-world use.

Резиденция
Private residences

Studio sound at home

Home theaters, music rooms, multiroom. Custom systems for your interior — no compromises.

Blog

From our blog

All acoustics articles →
Engagement formats

Three formats — one standard

// 01

Acoustic audit

Independent expertise — to understand the problem before a project or to check an existing installation

  • 3D room scanning
  • Impulse response measurement
  • Resonance and reflection analysis
  • Detailed report with a problem map
  • Recommendations for a solution
// 02

Acoustic design

A complete sound-environment concept — for integration into a construction project at the finishing stage

  • Sound field calculation and modeling
  • Selection and layout plan
  • Acoustic finishing recommendations
  • BIM-compatible documentation
  • Designer supervision
// 03

Turnkey project

Full cycle — from scanning to handover with a measurement report. We handle everything

  • Audit + design + modeling
  • Custom system manufacturing
  • Installation and integration
  • DSP calibration and tuning
  • Warranty and service
Our position

Dolby Atmos is a license. We sell physics

Every "Dolby Atmos" sticker is a license fee charged to the manufacturer. The technology only works in a specially built room. In 98% of installs, the algorithm simulates something that does not physically exist.

Standard 5.1 / Atmos
  • 6–11 reflection sources in a single room
  • Phase conflicts between channels
  • Comb filtering — frequencies cancel each other out
  • Thiele–Small method (1965) — tuning efficiency 1.5–5%
360° Space custom system
  • 2 sources + an acoustically treated room
  • Calibration by impulse response (Dirac function)
  • Beryllium tweeters + neodymium magnets
  • The result is predictable before installation
IEEE
«Two Speakers Are Better Than 5.1» — IEEE Spectrum
The world's leading technical journal: two precisely tuned sources with binaural processing create a full surround stage. IEEE proved the principle in 2001. We apply it by hand.
Learn more →
Real results

Before and after: the measurements don't lie

RT60 is the reverberation time in seconds. This metric defines the comfort of the sound environment. Below are typical values before and after acoustic design using our methodology.

Restaurant · 380 m²
2.1 с
Before
0.75 с
After
RT60: 2.1 с → 0.75 с
STI: 0.41 → 0.68
−64% reverberation
Conference hall · 120 m²
1.4 с
Before
0.5 с
After
RT60: 1.4 с → 0.5 с
STI: 0.48 → 0.82
STI +71% — excellent intelligibility
Open office · 600 m²
1.1 с
Before
0.4 с
After
RT60: 1.1 с → 0.4 с
Noise fatigue: significantly reduced
−63% decay time
Home theater · 45 m²
0.85 с
Before
0.30 с
After
RT60: 0.85 с → 0.30 с
THD: from 3.2% to 0.4%
−65% · studio quality
Glossary

What it all means

RT60
Reverberation time
The time for sound to decay by 60 dB after the source stops. Defines how "boomy" a room is.
Restaurant: 0.6–0.9 s · Office: 0.3–0.5 s
STI
Speech Transmission Index
Speech intelligibility index: 0–1. Shows how clearly speech is heard. The norm for conference halls is above 0.75.
Excellent: >0.75 · Acceptable: 0.60–0.75
δ(t)
Dirac function
An impulse signal of infinitely short duration. The only measurement signal with full correlation to subjective perception.
Our measurement reference
SPL
Sound Pressure Level
Sound pressure level in dB. Measures loudness at a point in space. Unevenness <±3 dB is the norm for a good system.
Comfort: 55–70 dB · Loud: >80 dB
THD
Total Harmonic Distortion
Total harmonic distortion. Shows playback purity. A good system is under 0.5%.
Hi-Fi: <0.5% · Studio: <0.1%
DSP
Digital Signal Processing
Digital signal processing. Lets you correct frequency response, delays, and phase in real time to adapt the system to the room.
Final calibration of every project
T-S
Thiele–Small parameters
The classic loudspeaker design model (1965). Based on sine signals — inapplicable to music and speech.
Efficiency in this model: 1.5–5%
IR
Impulse response
The response of an acoustic system to the Dirac function. Contains full information about the system characteristics and room acoustics.
The basis of our design
Frequently asked questions

Answered upfront

The price depends on the engagement format, area, and task. Acoustic audit for a small room starts at 50,000 ₽. Turnkey project for a 300–500 m² restaurant starts at 800,000 ₽ including equipment. The final price is fixed after the audit and modeling — before installation begins. Leave a request and we will assess your task at the initial consultation.

The standard industry designs by Thiele–Small parameters — a 1965 model based on sine signals. Music and speech are not sine waves, so the classic approach yields 1.5–5% efficiency and an unpredictable result. We use the impulse response (Dirac function) — the only method with full correlation between objective measurements and subjective perception. Plus 3D room scanning as the basis of the calculation.

Yes. Our main offices are in Moscow and Saint Petersburg. We travel to sites across Russia. The initial audit and 3D scanning are done on site; part of the modeling and design work is done remotely. For large sites outside Moscow and St. Petersburg, travel terms are discussed individually.

It depends on the complexity of the site. Acoustic audit — 1–3 business days including the report. Design — 2–4 weeks. System manufacturing — 4–8 weeks depending on scope. Installation and calibration — 3–10 days. Total for a typical turnkey project: 10–16 weeks. Timelines are fixed in the contract.

Yes. We start with an audit — it shows exactly what is wrong and what can be fixed with minimal means. Often RT60 can be reduced by 40–50% through correct placement of acoustic panels without opening walls. Replacing or adding a DSP processor to an existing system can add +30% to speech intelligibility. We are honest: if the problem is incorrect loudspeaker placement, it will need to be redone.

At the design stage — this is the ideal moment. Acoustic solutions are integrated into the construction documentation; the cost of fixes at the finishing stage is 3–5× lower than after handover. We work with BIM models and can align requirements for finishing materials, partition design, and technical system layout before work begins.

The Dirac function δ(t) is an impulse signal of infinitely short duration and infinitely large amplitude. In acoustics it is a perfect shot, to which the room and system respond with their full "character" at once. Impulse response analysis gives the complete picture: RT60, frequency response, phase delays, reflection detection. Most importantly, the measurement results fully correlate with what a person hears. Sine measurements do not provide this correlation.

Yes. Target parameters (RT60, STI, SPL uniformity) are fixed in the technical brief before work begins. At completion we hand over the site with a measurement report confirming the targets were met. Equipment warranty follows the manufacturer terms. Installation and tuning work — 12 months. Service is under a separate contract.

Start a project

Shall we discuss your task?

Tell us about the site — we will assess the complexity and suggest a format. We reply within an hour.

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Saint Petersburg +7 981 881 00 42
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