Otto Body Resonance - 128hz
Steady tone. Direct vibration.
The Otto Tuner 128 is a weighted tuning fork tuned to 128 Hz, offering a clear, mid-low frequency that is both audible and easily felt through the body.
Part of the Otto series, it is designed for close, contact-based work—where tone and vibration meet directly.
A Full and Grounded Voice
The tone is steady and present.
At this range, the sound carries enough clarity to be heard easily, while still maintaining a strong physical response when applied to the body. The sustain is moderate, allowing the tone to emerge and settle without overlap.
The 128 Otto Tuner is especially effective when placed on the rib heads, thorasic vertebra, sternum and illiums. The 128 fork has even been shown to increase the release of nitric oxide, which can signify various health benefits.
When placed on the body, the vibration is immediate and defined—creating a clear point of contact.
Use in Practice
This fork is often worked with through contact.
In practice, it may support:
- working with vibration on muscles, joints, and specific points
- introducing a steady, mid-range tone into a session
- establishing clear and consistent placement
- developing sensitivity to how vibration is received in different areas
Some practitioners also work with two forks together—allowing the resonance to deepen and become more continuous.
Working with Relationship
The Otto series is based on low C tones, aligned in a 432 Hz framework.
When two forks are used together, a deeper harmonic field can emerge. Some practitioners work with this by placing forks on the body while also listening—allowing the relationship between tones to unfold gradually.
As with all low-frequency forks, less tends to reveal more.
A slower pace.
A lighter touch.
And attention that follows the subtlety of the experience.
Additional Details
Size: approximately 8 inches
Weight: approximately 3 oz
Material: High-grade aluminum alloy
Made in the USA
At Sunreed™, we take great care in preparing each instrument before it leaves our shop. Many of the instruments we offer are handmade or individually selected, and each one is carefully inspected, listened to, and packed so it arrives safely and ready for practice.
Products typically ship the next business day with FedEx or USPS and should arrive within 3 to 7 business days within the US. International shipments may take up to 4 weeks.
Note: for large shipments to Alaska, Hawaii, and international destinations additional freight charges may apply; we will contact you within one business day if additional shipping is required.
⟶ See our shipping policy for more details.
At Sunreed™, we stand behind the quality of our instruments and the care of your experience. However, if something about your order does not feel right, please reach out within 30 days of your order date. We are here to support you, both in your instrument and your practice.
⟶ View our refund policy for further information.
The Sunreed™ Difference

Value in Community
Your purchase supports
- Livable wages
- Artisan makers
- Authentic teachings
- Sustainable operations
Our Quality Guarantee
We stand behind the quality of our instruments and the care of your experience
- Simple 30 days returns
- Integration call with orders over $200

Real People. Real Conversation.
We support your sound healing journey
- Exceptional customer care
- Free pre-purchase consultations
- In-person shopping appointments





