I said in a previous essay that I hoped never to write about ligatures again. I meant it. But a recent set of blinded trials produced results specific enough to be worth documenting, and one finding in particular points toward a mechanism I have not addressed directly before.
A Note on Limitations
This was a careful informal trial, not a formal experiment. Two players is a small sample. We controlled what we could, including mouthpiece, instrument, reed, tension, and testing order, but we cannot rule out that other variables influenced our perceptions. The sensation we identified with one ligature is subjective and difficult to quantify. We did not record audio for acoustic analysis. The results are suggestive rather than conclusive, and replication with more players and more ligatures would be needed before drawing firm conclusions. That said, the consistency across two sessions and three repetitions per session gives us reasonable confidence that we were not imagining things.
The Trial
A friend and I completed two separate ligature trials several weeks apart. In the first, we compared four clarinet ligatures. In the second, we compared the same four and added a fifth, a Rose Gold Inverted Screw Bonade.
For each trial, we played on the same mouthpiece, instrument, and synthetic reed. The mouthpiece and reed were as flat as we could achieve. We cleaned everything between trials, blindfolded ourselves, and repeated each test three times.
The ligatures in the first session were an Ishimori Kodama II, an Ishimori Standard, a Selmer Paris two screw, and a D’Addario H. The second session included those same four plus a Rose Gold Bonade Inverted. One note: the D’Addario sat slightly lower on the reed and could not be aligned to the same reference mark as the others.
Results
Results were consistent across both sessions. Neither of us could hear any tonal difference between ligatures, whether playing or listening to the other person play.
However, both of us independently identified the Kodama II every time while playing, not by sound but by feel. It consistently produced a sensation we described as more “brilliant” or “radiant,” even though nothing changed audibly. We both felt pulled toward playing with more energy or enthusiasm while using it, though we consciously held back. This pattern held across both trials.
Discussion
The null result across four of the five ligatures is consistent with what I have argued in previous essays. Three inverted two screw band ligatures, the Bonade, the D’Addario H, and the Ishimori Standard, plus a conventional metal two screw ligature in the Selmer, produced indistinguishable results both acoustically and proprioceptively. These designs differ in material, mass, screw orientation, and band composition, yet none of those differences were detectable under controlled conditions.
The Kodama II is the exception, and its structural distinctiveness points toward a mechanism worth examining carefully. It belongs broadly to the Rovner family in that it uses a wrap around band rather than discrete screws bearing against the reed, but it departs significantly from that template. The band is relatively thick leather rather than thin synthetic material, and the reed plate is a comparatively substantial wooden component rather than a thin synthetic pad.
Where a thin synthetic Rovner style plate distributes contact broadly and with minimal mechanical character of its own, the Kodama’s wooden plate is thick enough to behave as a mechanical element in its own right. Wood has different stiffness and damping properties than metal or synthetic materials, and a thicker plate will transmit and reflect vibrational energy differently than a thin one. The player receives mechanical feedback through the mouthpiece, teeth, and skull, and a reed plate with those material and geometric properties is plausibly delivering a qualitatively different proprioceptive signal even if the radiated sound remains unchanged.
Importantly, all ligatures were set to the same minimal tension across both trials. The Kodama II produced a consistent and reproducible sensation even at that threshold, which suggests the material and geometric properties of the wooden plate are sufficient to drive the effect without requiring differential clamping force.
This is a meaningful distinction from the tonal claims ligature marketing typically makes. The Kodama did not sound different. It felt different. If that proprioceptive signal influences how a player manages embouchure, air, or oral cavity shape in response, then any effect on the radiated sound would be downstream of the player’s adjustments rather than a direct acoustic property of the ligature itself. The ligature remains mechanically passive. What changes is the quality of the feedback it delivers upstream.
That is a more defensible and, I would argue, more interesting claim than what the market typically offers.
Further Reading
For additional context on the mechanical role of the ligature, please read: You Don’t Play a Ligature and One Last Essay on Saxophone Ligatures (I Hope).
A comprehensive list of my essays can be found here.
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