Say “trombone” and what comes to mind? Kids in red-and-gold uniforms and plumed hats, high-stepping along with their 76 gleaming instruments in “The Music Man.” Or maybe the… ...

When a young girl is choosing an instrument to be her primary musical focus, the slide trombone is far down the list of possibilities — ahead of the tuba but not much else. Having been down that ...

Rudeism made a short video of the trombone controller that shows how it works. An ultrasonic sensor controls the slide, and a built-in microphone captures his trumpet sounds.