Articles and field notes

Jaw harp, breath, sound and Dynamic Coherence

English articles about jaw-harp practice, the body, voice measurement and the developing Dynamic Coherence framework.

A woman behind coloured voice and jaw-harp resonance waves meeting around a floating jaw harp
· Voice and tuning case study

When a Jaw Harp Matches Your Voice

What 224 recordings suggest about the octave-below starting point, U–O–A–E–I formants and finding a personal jaw-harp tuning range.

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Petr Jasinčuk exploring Dynamic Coherence through sound and attention
· Working framework

What Is Dynamic Coherence?

A plain-language introduction to coherence, regulation, DK0–DK2, orbit and focus, and the idea of mapping changes through the voice.

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Core reference

Dynamic Coherence

The current detailed description of the developing DK model, including its terminology, practical view and technical perspective.

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Jaw harp and regulation

Jaw Harp, Breath and the Vagus Nerve

A careful look at what can be said about vibration, breathing, attention and autonomic regulation without turning a working hypothesis into a medical promise.

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Measurement method

Voice Measurement Method

How short, repeated voice measurements are recorded and interpreted as observations over time rather than as a diagnosis.

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Practical learning

Learn to Play the Jaw Harp

Start with safe instrument contact, a clean sound, breathing, rhythm and clearly explained formant filtering.

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