THE COLLECTION / FIELD MANUAL
Harmonic Tools of the Field
A field manual for explorers of resonance, science, symbol and practice. Explore low-voltage experiments with coils, crystals, LEDs and sound, following a principle, build and measure approach to electrical resonance, inductive coupling, harmonic ratios and wave interference.

About this item
A field manual for explorers of resonance, science, symbol and practice. Explore low-voltage experiments with coils, crystals, LEDs and sound, following a principle, build and measure approach to electrical resonance, inductive coupling, harmonic ratios and wave interference.
- Collection
- Codex Absolutus
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- PDF · Paperback
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Editions and prices
- £30
- Paperback
- £40
Each edition is priced separately. A printed edition does not include the PDF.
A PDF is a digital edition. A download is provided after confirmed payment when this edition is available.
This edition is not currently available to order online. Please contact Codex with any questions.
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Codex Absolutus I — The Operator’s Manual
The starting point for Codex Absolutus. An introduction to the author’s field mechanics framework, operator calibration and structured practice.
- £30
- Paperback
- £40
- A4 hardback
- £90

Codex Absolutus II — The Operator’s Expansion Manual
The second operator manual explores the wider Codex system, including field coherence, symbolic plates and timing systems.
- £30
- Paperback
- £40
- A4 hardback
- £90

Codex Absolutus III — The Operator’s Embodiment Manual
The third operator manual brings the Codex framework into embodied practice, with writing on awareness, breath, sound and coherence.
- £30
- Paperback
- £40
- A4 hardback
- £90