play sine wave in browser

play_sound_sine.js

// play sine wave in browser

const sound = (() => {
  return {
    play: (duration = 1e3) => {
      const context = new AudioContext();
      const o = context.createOscillator();
      o.type = 'sine';
      o.connect(context.destination);
      o.start();
      setTimeout(() => o.stop(), duration);
    }
  };
})();

setInterval(sound.play, 2e3);