Studio Ambre’s Yakisugi Speakers are charred to perfection 

Speakers appear as monolithic blocks of blackened oak punctuated only by their drivers, quietly disguising the sophisticated engineering within

July 31, 2026

The Yakisugi Speakers by Studio Ambre explore the encounter between an ancestral material transformation process and a contemporary sound object. The project is based on the traditional Japanese Yakisugi technique, which involves charring wood to increase its durability and reveal its texture. Traditionally used to weatherproof timber for exterior use, the process has since been embraced by designers, who are often drawn to the tactile, blackened finish it creates.

Rather than designing a speaker from scratch, Studio Ambre approached the object as an existing cultural form and reinterpreted it through material transformation. By burning the wooden enclosure, the process alters the surface both visually and structurally, challenging conventional expectations of finish, durability, and aesthetics in audio equipment. Developed in collaboration with Phasis Audio Systems, the speakers are carved from solid oak before being subjected to a controlled burn that leaves every piece uniquely marked by flame.

The speakers were burned using a method inspired by traditional Yakisugi techniques. Custom wooden boxes were built to act as vertical chimneys, allowing the speakers to ignite from the base and burn evenly as airflow intensifies the fire. According to Studio Ambre, this is the project’s most unpredictable stage. After months spent machining, engineering, and assembling the speakers, the completed objects are handed over to the fire with almost no opportunity for intervention.

Once charred, the fragile carbonized surface was stabilized using a resin mixture developed through multiple prototypes. This step preserves the raw texture of the burnt wood while reinforcing its structural integrity. Further, the same boxes that were used to burn the speakers have been reused as packaging, linking the transformation process directly to the final presentation of the object. When finished, the speakers appear as monolithic blocks of blackened oak punctuated only by their drivers, quietly disguising the sophisticated engineering within.

Unlike many other collectible design pieces that incorporate audio components as an afterthought, Studio Ambre and Phasis Audio Systems wanted to create a genuine high-fidelity speaker capable of meeting audiophile standards. Combining material experimentation with precise acoustic engineering, Studio Ambre have created a beautiful object that exists comfortably between art and design: a fully functional sound system where neither neither aesthetics nor performance has been compromised.

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