pacmd suspend true
- open qjackctl
- click "Setup"
- set "Interface" to your output
- set "Frames/Period" to high enough value to avoid XRuns (can be lowered later on)
- click "Start"
- open Supercollider
s.boot
Ctrl+Enter
{SinOsc.ar(1000)}.play
Ctrl+Enter
you should hear a sine wave