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Web Audio Noise & Binaural Synthesizer Studio

Continuous in-browser DSP sound generator: Brownian (1/f²), Pink (1/f), White noise, 432 Hz sleep drones, and Delta/Theta binaural beats

Sovereign Procedural Audio

Web Audio Noise & Binaural Synthesizer Studio

100% Client-Side procedural sound generator. Zero MP3 downloads, zero server requests. Continuous mathematical noise and binaural frequencies synthesized directly on your CPU.

Acoustic ProfilesMathematical Model
Brownian Noise (1/f²)
Deep Focus & Tinnitus Masking

Deep, rumbling low-frequency noise simulating heavy waterfall or thunder. Maximum attenuation of harsh treble.

Active Mode
Pink Noise (1/f)
Memory Consolidation & Sleep

Equal energy per octave. Balanced, natural sound mimicking steady rainfall or rustling leaves.

Click to select
White Noise
Office Privacy & Masking

Equal power across all human audible frequencies (20Hz–20kHz). Ideal for acoustic masking in open spaces.

Click to select
Harmonic 432 Hz Drone
Acoustic Grounding

Pure mathematical 432 Hz sinusoidal tone combined with gentle harmonic sub-octaves (216 Hz & 108 Hz).

Click to select
Delta Binaural (2.5 Hz)
Deep Non-REM Sleep

Requires headphones: 150 Hz left ear, 152.5 Hz right ear. Encourages slow-wave delta neurological state.

Click to select
Theta Binaural (6.0 Hz)
Deep Meditation & Flow

Requires headphones: 200 Hz left ear, 206 Hz right ear. Targets 6 Hz theta state for creativity and flow.

Click to select
Live Audio WaveformSTANDBY
Brownian Noise (1/f²)
Master Volume: 30%Logarithmic curve
Auto-Fade Sleep TimerContinuous playback
Acoustic Engineering & Digital Signal Processing (DSP) Architecture

1/f Spectral Density (Pink vs Brown)

White noise distributes equal energy across every linear Hertz band, creating a high-pitched hiss. Brown noise attenuates treble at -6dB per octave (1/f² integration), effectively masking speech frequencies and tinnitus while easing neurological auditory fatigue.

Stereo Binaural Entrainment

When two slightly detuned sine waves are fed into isolated left and right ears, the brain's superior olivary complex creates a perceived phantom frequency corresponding to the mathematical difference (e.g. 152.5 Hz - 150 Hz = 2.5 Hz Delta rhythm).

Zero Bandwidth & Endless Playback

Unlike streaming MP3 tracks on Spotify or YouTube that repeat looped audio artifacts, NEOKYRU generates raw audio samples algorithmically inside your local RAM at 44,100 / 48,000 samples per second. Zero network traffic, infinite continuous synthesis.

About Web Audio Noise & Binaural Synthesizer Studio

Mathematical client-side sound synthesis studio built on the Web Audio API. Generates infinite continuous acoustic noise profiles using digital signal processing algorithms: Brownian noise (-6dB/octave), Pink noise (Paul Kellet 1/f filter), White noise, 432 Hz harmonic relaxation drones, and dual-channel Delta/Theta binaural beats. Includes real-time oscilloscope waveform visualizer, logarithmic master volume, and auto-fade sleep timer.

Key Capabilities & Features

  • Procedural Brownian (1/f²), Pink (1/f), and White noise mathematical synthesis
  • Harmonic 432 Hz grounding drone with sub-octave fundamental overtones
  • Stereo binaural beat entrainment (Delta 2.5 Hz sleep, Theta 6.0 Hz deep focus)
  • Real-time HTML5 oscilloscope time-domain waveform canvas
  • Adjustable auto-fadeout sleep timer (15m, 30m, 60m, or continuous)

How to Use Web Audio Noise & Binaural Synthesizer Studio

1

Select Acoustic Profile

Choose Brown noise, Pink noise, 432 Hz drone, or Binaural beats.

2

Adjust Volume & Timer

Set comfortable listening volume and optional auto-fade sleep timer.

3

Listen in High Fidelity

Wear headphones for binaural beat entrainment and enjoy infinite non-repeating procedural audio.

Privacy & In-Browser Execution Guarantee

100% Client-Side. No audio files or streams are ever downloaded; all waveforms are generated procedurally on your CPU.

Frequently Asked Questions

Does this tool use recorded audio loops?

No. All sounds are generated procedurally in real time at 44.1/48 kHz using mathematical DSP algorithms via the browser's Web Audio API. There are zero looping artifacts and zero network bandwidth used.

Why are headphones recommended for binaural beats?

Binaural entrainment requires distinct sound frequencies to enter each ear independently (e.g. 200 Hz in the left ear and 206 Hz in the right ear), allowing your brain to naturally generate the perceived 6 Hz difference.