It's a huge sound. It really vibrates. These are very big instruments. They're a block long.

Port Symphonies is more of a composing project rather than a conducting project. The score is written in time, in seconds. The notes translate to ship horn on, then ship horn off.

That boat will have to sound their note two to three seconds faster. The sound takes time to travel. They'll play the note ahead, but we'll hear it at the same time.