{
  "description": "Harmonic tremolo: lows and highs pulse in opposite phase, so the tone rocks between warm and bright with a subtle phasey sway instead of a plain volume throb.",
  "id": "org.sournd.modulation.ebb",
  "kind": "modulation",
  "latency": 0,
  "name": "Ebb",
  "params": [
    {
      "default": 4.0,
      "key": "rate_hz",
      "max": 15.0,
      "min": 0.1,
      "name": "Rate",
      "taper": "log",
      "unit": "Hz",
      "abi_id": 0
    },
    {
      "default": 70.0,
      "key": "depth",
      "max": 100.0,
      "min": 0.0,
      "name": "Depth",
      "taper": "linear",
      "unit": "%",
      "abi_id": 1
    },
    {
      "default": 600.0,
      "key": "crossover_hz",
      "max": 3000.0,
      "min": 150.0,
      "name": "Crossover",
      "taper": "log",
      "unit": "Hz",
      "abi_id": 2
    },
    {
      "default": 0.0,
      "key": "shape",
      "max": 100.0,
      "min": 0.0,
      "name": "Shape",
      "taper": "linear",
      "unit": "%",
      "abi_id": 3
    },
    {
      "default": 0.0,
      "key": "stereo",
      "max": 180.0,
      "min": 0.0,
      "name": "Stereo",
      "taper": "linear",
      "unit": "deg",
      "abi_id": 4
    },
    {
      "default": 100.0,
      "key": "mix",
      "max": 100.0,
      "min": 0.0,
      "name": "Mix",
      "taper": "linear",
      "unit": "%",
      "abi_id": 5
    }
  ],
  "provenance": "Original sOURnd design blending general techniques: a fourth-order complementary crossover, one LFO morphing from sine to a tanh-rounded square applied in opposite phase to the two bands, and a per-channel LFO phase offset.",
  "styles": [
    "harmonic-tremolo",
    "tremolo"
  ],
  "tail_seconds": 0.05,
  "version": "1.0.0",
  "tier": "paid",
  "listed": true,
  "category": "modulation",
  "url": "https://sournd.com/engines/ebb/",
  "price": {
    "cents": 299,
    "currency": "GBP"
  },
  "markdown_url": "https://sournd.com/engines/ebb/index.md",
  "icon_url": "https://sournd.com/engines/ebb/icon.svg",
  "banner_url": "https://sournd.com/engines/ebb/banner.svg",
  "story": "Warm, then bright, then warm.",
  "release_on": "2026-11-13"
}