Shapes spectral content using classic filter responses and key modulation controls.
| Direction | Handle |
|---|
| Input | audio-in |
| Output | audio-out |
| Parameter | Label | Type | Default | Range |
|---|
| Q | Resonance | slider (automatable) | 1 | 1.0E-4 - 1000 |
| detune | Detune | slider (automatable) | 0 | -4800 - 4800 |
| frequency | Cutoff | slider (automatable) | 350 | 0 - 22050 |
| gain | Gain (dB) | slider (automatable) | 0 | -40 - 40 |
| type | Type | dropdown | lowpass | lowpass, highpass, bandpass, lowshelf, highshelf, peaking, notch, allpass |
| Field | Value |
|---|
| Native type | BiquadFilter |
| Create args | none |
| Implementation status | implemented |
Press a then f to add this node.
Based on BiquadFilterNode (MDN)
| Field | Value |
|---|
| API node | BiquadFilterNode |
| Factory | createBiquadFilter |
| Factory args | none |
| Web Audio params | frequency, detune, Q, gain |
| Name | Type |
|---|
| frequency | AudioParam |
| detune | AudioParam |
| Q | AudioParam |
| gain | AudioParam |
| Name | Type |
|---|
| type | BiquadFilterType |
| Source | Identifier | Section |
|---|
| Primary | w3c-webaudio-1-1 | BiquadFilterNode |
| Secondary | mdn-webaudio | Web Audio API |