hobby #110
Tongue Drum Tuning
Shaping and tuning the steel tongues of a tank drum (hank drum) to precise musical pitches using angle grinder cuts, file work, and careful material removal. Each tongue's note depends on its length, width, and thickness — remove too much and the pitch goes sharp with no way back.
One Semitone Past the Point of No Return
Tongue Drum TuningFlattening a note takes seconds. Raising it takes forty-five minutes. Guess which way I overshot.
code-a-day tied to this hobby
- The Pitch Only Goes Down Monotonic Sequences