vitaliy-bobrov

avrdude -c USBasp -p m328p -b 19200 -e -U flash:w:"TransistorTester.hex":a -U eeprom:w:"TransistorTester.eep":a -U lfuse:w:0xF7:m -U hfuse:w:0xD9:m -U efuse:w:0xFC:m

vitaliy-bobrov

guitarInput
  .connect(convolver)
  .connect(makeUpGain)
  .connect(bassNode)
  .connect(midNode)
  .connect(trebleNode)
  .connect(context.destination);

vitaliy-bobrov

const level = 5;
const duration = 0.01;

midNode.gain.setTargetAtTime(level, context.currentTime, duration);

vitaliy-bobrov

const bassNode = new BiquadFilterNode(context, {
  type: 'lowshelf',
  frequency: 500
});

const midNode = new BiquadFilterNode(context, {
  type: 'peaking',
  Q: Math.SQRT1_2,
  frequency: 1500
});

vitaliy-bobrov

const makeUpGain = new GainNode(context, {
  // Need to be adjusted to a particular IR.
  gain: 5
});

guitarInput
  .connect(convolver)
  .connect(makeUpGain)
  .connect(context.destination);

vitaliy-bobrov

guitarInput.connect(convolver).connect(context.destination);

vitaliy-bobrov

const convolver = new ConvolverNode(context);

fetch('impulse.wav')
  .then(response => response.arrayBuffer())
  .then(buffer => {
    context.decodeAudioData(buffer, decoded => {
    convolver.buffer = decoded;
  })
  .catch((err) => console.error(err));
});

vitaliy-bobrov

const audio = document.createElement('audio');
console.log(audio.canPlayType('audio/wav')); // "maybe"

if (!audio.canPlayType('audio/wav')) {
  console.log('The format is not supported!');
}

vitaliy-bobrov

const context = new AudioContext();
const convolver = new ConvolverNode(context);

vitaliy-bobrov

const control = document.querySelector('.gain-control');

control.addEventListener('change', (event) => {
  const parsed = parseFloat(event.target.value);
  const value = Number.isNaN(parsed) ? 1 : parsed;
  const clamped = clamp(value);

  gainNode.gain.setTargetAtTime(clamped, context.currentTime, 0.01);
});