Delta28 minHeadphones recommended

Performance session · 0606

Post-Effort Ease

Moves from Beta to Delta — 16 Hz easing to 3.5 Hz over 6 minutes.

Choose the full transition or begin at the advertised audio target. You can scrub and extend either path in the player.

Audio movement

Frequency journey

How the rhythmic pulse embedded in the sound changes from the opening moments to its destination.

Post-Effort Ease frequency journeyThe embedded pulse gradually slows from 16 Hz (Beta) to 3.5 Hz (Delta), so its rhythmic emphasis becomes less rapid over the ramp. The target begins at 6 min and then holds for 22 min. This is the modulation rate embedded in the audio, not an EEG reading.DeltaThetaAlphaSMRBeta189.81.5Target holdHzStartTarget · 6 minEnd · 28 min
Descending path

The embedded pulse gradually slows from 16 Hz (Beta) to 3.5 Hz (Delta), so its rhythmic emphasis becomes less rapid over the ramp. The authored target begins at 6 min and holds for 22 min.

Why this journey

Task readiness

For active work, the more defined pulse is designed to keep the sound field forward-moving without becoming music.

How to use it

Give the transition room

Pre-task preparation, deliberate practice, and focused periods of active effort. Start quietly and let the ramp unfold instead of judging the session in its first minute. The target then holds for 22 min by design. You can also start directly at the target, scrub the journey, or extend the hold in the player.

Signal, not a scan. The line shows the modulation rate generated in the audio. It is not an EEG reading and does not promise that brain activity will follow the curve. Listening responses vary.

Under the hood

Signal specification

Every audible behavior is published. The values below describe the sound engine—not a biological dose or guaranteed effect.

01

Journey

Beat start
16 Hz Beta
Beat target
3.5 Hz Delta
Ramp
6 min
Session length
28 minutes
02

Sound field

Carrier
136.1 Hz
Modulation
Isochronic
Modulation depth
0.88
Envelope
Smooth bell
Duty cycle
50% on
Noise field
Dark Pink
Spatial orbit
0.02 Hz one turn every 50s
03

Playback

Delivery
Isochronic, Monaural or Binaural
Listening setup
Headphones — the 136.1 Hz carrier is below what most speakers reproduce
Available in the player

Choose the spatial feel

This session starts in isochronic mode. You can change how the beat is delivered without changing the frequency journey, or add a Shepard-Risset carrier drift for a continuously falling timbre.

Monaural
Two tones summed before they reach you, so the beat exists in the air rather than being built in your head. Smoother and less percussive than isochronic, and it works on speakers.
Binaural— needs stereo headphones
Two carriers a few hertz apart, one per ear. The beat is constructed in your brainstem, so it needs stereo headphones to exist at all.

New to these terms? Every row above, explained in plain language.

Design character

How this one is built

Beta-weighted with short ramps and higher modulation depth — the most forward-leaning signal design in the catalog.

Listen responsibly

Brainwavest is a wellness and relaxation tool, not a medical device. Session names and guidance describe design intent, not a promised physiological result. This session runs on a 136.1 Hz carrier, below what a phone or laptop speaker reproduces — use headphones or it will sound almost silent. Start quietly, and never use rhythmic audio while driving. Read the full safety notes.

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