vol:
pan:
chorus
  enabled:   rate:
  feedback:
  depth:
  delay:
delay
  enabled:   delayTime:
  feedback:
  wetLevel:
  dryLevel:
  cutoff:
phaser
  enabled:   rate:
  depth:
  feedback:
  stereoPhase:
compressor
  enabled:   threshold:
  makeupGain:
  attack:
  release:
  ratio:
  knee:
so using Web Audio API, and tuna + the tuna wiki,