{
  "schema_version": 1,
  "effect_id": "012-radio-tuning",
  "take": "v002",
  "created_utc": "2026-09-30T16:10:31.287047+00:00",
  "status": "awaiting-human-listening",
  "method": "Original procedural synthesis; no external samples or audio API calls",
  "python_version": "3.14.3",
  "platform": "macOS-27.0-arm64-arm-64bit-Mach-O",
  "source": {
    "path": "effects/012-radio-tuning/src/render.py",
    "sha256": "4bda8ea47b15efe21b59c1f1802f8a4c58a7cb0326f0fec506da65eab89086ab"
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  "dependencies": [
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      "path": "scripts/audio_core.py",
      "sha256": "b3bbca21f0f86b860629eb30981c2e7218fd383b2415fe0faf87e8f15c8e2784"
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  ],
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    "sha256": "6119cd529d391b48c709849134a36fcd20ff34664f24699f505b711c7ede93d0"
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  "parameters": {
    "effect_id": "012-radio-tuning",
    "take": "v002",
    "sample_rate": 48000,
    "peak_dbfs": -6.0,
    "character": "vintage-radio-scan",
    "duration_seconds": 4.8,
    "seed": 12012,
    "static_gain": 0.12,
    "tone_gain": 0.14,
    "click_gain": 0.035,
    "sweep_low_hz": 220,
    "sweep_high_hz": 1150,
    "tuning_speed_hz": 0.42,
    "switch_seconds": 2.4,
    "stereo_width": 0.18,
    "fade_in_seconds": 0.12,
    "fade_out_seconds": 0.22
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  "stem_files": [
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    "stems/02-tuning-tones.wav",
    "stems/03-switch-click.wav"
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  "command": [
    "python3",
    "effects/012-radio-tuning/src/render.py",
    "--preset",
    "effects/012-radio-tuning/presets/v002.json",
    "--output",
    "library/012-radio-tuning/v002"
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  "shared_linear_gain": 4.155457136160381,
  "processing": "5 ms half-cosine file-boundary fades, then shared sample-peak gain; mono is (L+R)/2; rounded PCM, no dither, post-synthesis EQ, reverb, limiting, or compression",
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