Listening safety / Use acknowledgment
The Vowel Chamber
Pause before you press play.
Before entering The Vowel Chamber, review the listening guidance. HelioSynth exhibits may use sustained tones, deep bass, layered drones, noise, rhythmic pulses, stereo differences, visual motion, and paced-breathing cues.
- Start below 60% device volume in a quiet, safe, stationary setting. Never use these exhibits while driving, cycling, or operating equipment.
- Stop immediately if you experience discomfort, dizziness, nausea, anxiety, headache, ringing or pressure in the ears, visual strain, or any unusual symptom.
- If you have epilepsy or a seizure history, sensitivity to repetitive sound or visual patterns, tinnitus, hyperacusis, or a neurological condition, seek guidance from a qualified clinician before use.
- HelioSynth is a creative and educational instrument—not a medical device or medical care—and does not diagnose, treat, cure, or prevent any condition.
This exhibit is locked. Check the acknowledgment, then select accept to enter. Audio remains off until you press play.
Listening guidance accepted for this visit. Sound starts only when you press play.
Vocal resonance · A · E · I · O · U
The Vowel
Chamber.
Five vowel shapes, one low foundation. Blend a sustained vowel with a synthesized choir, from dark monk-like resonance to a bright high-choir timbre. Move between ah, eh, ee, oh, and oo while the hum and octave bass stay rooted beneath you.
- Live choir blend and vocal timbre, with Monk, Mixed, and High choir presets
- Pythagorean tuning at A4 = 432 Hz, exact-frequency entry, and musical note navigation from 36 to 1,440 Hz
- Pure sine companions, optional temple bell, session timer, saved settings, and stereo WAV export
Session note.Begin with Deep chamber: a 72 Hz voice over a 36 Hz bass. Speakers or headphones work; smaller speakers may soften the lowest tones. Select a vowel, then press Begin listening.
Vowel Chamber is locked.
Open the Vowel Chamber full screen
Review and acknowledge the listening guidance to unlock this instrument.
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