{
  "source": "Ableton_Core/Keys_Manager/cv_lock_fields.json",
  "evidence_scope": "Prior local calibration / official firmware static analysis; not all parameters retested on 2026-10-08",
  "fields": [
    {
      "id": 68,
      "page": "META",
      "label": "None",
      "lockable": false,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414132
    },
    {
      "id": 0,
      "page": "CV A",
      "label": "Coarse Tune",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414188,
      "nrpn": 0
    },
    {
      "id": 4,
      "page": "CV A",
      "label": "Fine Tune",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414244,
      "nrpn": 1
    },
    {
      "id": 8,
      "page": "CV A",
      "label": "Value",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414300,
      "nrpn": 2
    },
    {
      "id": 12,
      "page": "CV A",
      "label": "Clock",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414356,
      "nrpn": 3
    },
    {
      "id": 16,
      "page": "CV A",
      "label": "Source Track",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414412,
      "nrpn": 4
    },
    {
      "id": 60,
      "page": "CV A",
      "label": "Bend Depth",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414468,
      "nrpn": 5
    },
    {
      "id": 64,
      "page": "CV A",
      "label": "Note Slide Time",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414524,
      "nrpn": 6
    },
    {
      "id": 1,
      "page": "CV B",
      "label": "Coarse Tune",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414580,
      "nrpn": 20
    },
    {
      "id": 5,
      "page": "CV B",
      "label": "Fine Tune",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414636,
      "nrpn": 21
    },
    {
      "id": 9,
      "page": "CV B",
      "label": "Value",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414692,
      "nrpn": 22
    },
    {
      "id": 13,
      "page": "CV B",
      "label": "Clock",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414748,
      "nrpn": 23
    },
    {
      "id": 17,
      "page": "CV B",
      "label": "Source Track",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414804,
      "nrpn": 24
    },
    {
      "id": 61,
      "page": "CV B",
      "label": "Bend Depth",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414860,
      "nrpn": 25
    },
    {
      "id": 65,
      "page": "CV B",
      "label": "Note Slide Time",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414916,
      "nrpn": 26
    },
    {
      "id": 2,
      "page": "CV C",
      "label": "Coarse Tune",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1414972,
      "nrpn": 40
    },
    {
      "id": 6,
      "page": "CV C",
      "label": "Fine Tune",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415028,
      "nrpn": 41
    },
    {
      "id": 10,
      "page": "CV C",
      "label": "Value",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415084,
      "nrpn": 42
    },
    {
      "id": 14,
      "page": "CV C",
      "label": "Clock",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415140,
      "nrpn": 43
    },
    {
      "id": 18,
      "page": "CV C",
      "label": "Source Track",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415196,
      "nrpn": 44
    },
    {
      "id": 62,
      "page": "CV C",
      "label": "Bend Depth",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415252,
      "nrpn": 45
    },
    {
      "id": 66,
      "page": "CV C",
      "label": "Note Slide Time",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415308,
      "nrpn": 46
    },
    {
      "id": 3,
      "page": "CV D",
      "label": "Coarse Tune",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415364,
      "nrpn": 50
    },
    {
      "id": 7,
      "page": "CV D",
      "label": "Fine Tune",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415420,
      "nrpn": 51
    },
    {
      "id": 11,
      "page": "CV D",
      "label": "Value",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415476,
      "nrpn": 52
    },
    {
      "id": 15,
      "page": "CV D",
      "label": "Clock",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415532,
      "nrpn": 53
    },
    {
      "id": 19,
      "page": "CV D",
      "label": "Source Track",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415588,
      "nrpn": 54
    },
    {
      "id": 63,
      "page": "CV D",
      "label": "Bend Depth",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415644,
      "nrpn": 55
    },
    {
      "id": 67,
      "page": "CV D",
      "label": "Note Slide Time",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415700,
      "nrpn": 56
    },
    {
      "id": 20,
      "page": "Env1",
      "label": "Attack",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415756,
      "nrpn": 60
    },
    {
      "id": 22,
      "page": "Env1",
      "label": "Decay",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415812,
      "nrpn": 61
    },
    {
      "id": 24,
      "page": "Env1",
      "label": "Sustain",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415868,
      "nrpn": 62
    },
    {
      "id": 26,
      "page": "Env1",
      "label": "Release",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415924,
      "nrpn": 63
    },
    {
      "id": 28,
      "page": "Env1",
      "label": "Shape",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1415980,
      "nrpn": 64
    },
    {
      "id": 30,
      "page": "Env1",
      "label": "GateLen",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416036,
      "nrpn": 65
    },
    {
      "id": 32,
      "page": "Env1",
      "label": "Dest A",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416092,
      "nrpn": 66
    },
    {
      "id": 36,
      "page": "Env1",
      "label": "Depth A",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416148,
      "nrpn": 67
    },
    {
      "id": 33,
      "page": "Env1",
      "label": "Dest B",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416204,
      "nrpn": 68
    },
    {
      "id": 37,
      "page": "Env1",
      "label": "Depth B",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416260,
      "nrpn": 69
    },
    {
      "id": 21,
      "page": "Env2",
      "label": "Attack",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416316,
      "nrpn": 70
    },
    {
      "id": 23,
      "page": "Env2",
      "label": "Decay",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416372,
      "nrpn": 71
    },
    {
      "id": 25,
      "page": "Env2",
      "label": "Sustain",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416428,
      "nrpn": 72
    },
    {
      "id": 27,
      "page": "Env2",
      "label": "Release",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416484,
      "nrpn": 73
    },
    {
      "id": 29,
      "page": "Env2",
      "label": "Shape",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416540,
      "nrpn": 74
    },
    {
      "id": 31,
      "page": "Env2",
      "label": "GateLen",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416596,
      "nrpn": 75
    },
    {
      "id": 34,
      "page": "Env2",
      "label": "Dest A",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416652,
      "nrpn": 76
    },
    {
      "id": 38,
      "page": "Env2",
      "label": "Depth A",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416708,
      "nrpn": 77
    },
    {
      "id": 35,
      "page": "Env2",
      "label": "Dest B",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416764,
      "nrpn": 78
    },
    {
      "id": 39,
      "page": "Env2",
      "label": "Depth B",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416820,
      "nrpn": 79
    },
    {
      "id": 40,
      "page": "LFO1",
      "label": "Speed",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416876,
      "nrpn": 80
    },
    {
      "id": 42,
      "page": "LFO1",
      "label": "Multiplier",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416932,
      "nrpn": 81
    },
    {
      "id": 44,
      "page": "LFO1",
      "label": "Fade In/Out",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1416988,
      "nrpn": 82
    },
    {
      "id": 46,
      "page": "LFO1",
      "label": "Start Phase",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1417044,
      "nrpn": 83
    },
    {
      "id": 48,
      "page": "LFO1",
      "label": "Trig Mode",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1417100,
      "nrpn": 84
    },
    {
      "id": 50,
      "page": "LFO1",
      "label": "Waveform",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1417156,
      "nrpn": 85
    },
    {
      "id": 52,
      "page": "LFO1",
      "label": "Dest A",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1417212,
      "nrpn": 86
    },
    {
      "id": 56,
      "page": "LFO1",
      "label": "Depth A",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1417268,
      "nrpn": 87
    },
    {
      "id": 53,
      "page": "LFO1",
      "label": "Dest B",
      "lockable": true,
      "provenance": "https://www.elektron.se/wp-content/uploads/2024/10/Analog-Four_Analog-Keys_OS1.52_dist.zip",
      "verification": "official OS 1.52 descriptor and lock-writing path; static analysis",
      "firmware_offset": 1417324,
      "nrpn": 88
    },
    {
      "id": 57,
      "page": "LFO1",
      "label": "Depth B",
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