{
  "description": "One-knob performance filter: turn left and a low-pass sweeps down from the top to the deep bass, turn right and a high-pass sweeps up to thin the sound out; the centre is a clean bypass. Resonance adds a peak at the cutoff; Steep switches 12 to 24 dB/oct.",
  "id": "org.sournd.filter.pivotta",
  "kind": "filter",
  "latency": 0,
  "name": "Pivotta",
  "params": [
    {
      "default": 0.0,
      "key": "filter",
      "max": 100.0,
      "min": -100.0,
      "name": "Filter",
      "taper": "linear",
      "unit": "%",
      "abi_id": 0
    },
    {
      "default": 20.0,
      "key": "resonance",
      "max": 100.0,
      "min": 0.0,
      "name": "Resonance",
      "taper": "linear",
      "unit": "%",
      "abi_id": 1
    },
    {
      "default": 1.0,
      "key": "steep",
      "max": 1.0,
      "min": 0.0,
      "name": "Steep",
      "taper": "linear",
      "unit": "",
      "abi_id": 2
    },
    {
      "default": 100.0,
      "key": "mix",
      "max": 100.0,
      "min": 0.0,
      "name": "Mix",
      "taper": "linear",
      "unit": "%",
      "abi_id": 3
    }
  ],
  "provenance": "Original sOURnd design: two cascaded zero-delay-feedback state-variable filters whose mode follows the knob's side, a logarithmic cutoff map per side, a dead zone and a smooth blend around the centre for an exact bypass, and resonance split between the stages.",
  "styles": [
    "dj-filter",
    "low-pass",
    "high-pass"
  ],
  "tail_seconds": 0.05,
  "version": "1.0.0",
  "tier": "free",
  "listed": true,
  "category": "filter",
  "url": "https://sournd.com/engines/pivotta/",
  "price": {
    "cents": 0,
    "currency": "GBP"
  },
  "markdown_url": "https://sournd.com/engines/pivotta/index.md",
  "icon_url": "https://sournd.com/engines/pivotta/icon.svg",
  "banner_url": "https://sournd.com/engines/pivotta/banner.svg",
  "story": "One turn, the whole horizon.",
  "download": {
    "macos": "https://sournd.com/download/free/macos",
    "linux": "https://sournd.com/download/free/linux",
    "windows": "https://sournd.com/download/free/windows"
  }
}