For Trumpet, Piano and Sine Waves

 

The Mouth Is A Dirty Whole:

Instrument-mouth plays Mouth-instrument  — Moan, Lurch, Wheeeze, Sigh…

 

Feedback Hands:

Hands cupped and cupping: one as ear, the other mouth, (de)coupling.

 

Radical Objects:

Implo/Explo of the Trumpet, Mouth Resonator, Supply-side Bell Economics.

 

Quadraphonic Trumpet:

Finger-Valves direct the Air-Flow Traffic – all Cardinal Points Directive.