{
  "code": "17.140.50",
  "fieldcode": "17",
  "description": "Electroacoustics",
  "groupcode": "140",
  "subgroupcode": "50",
  "@context": "https://isoics.org/ics/ns/subgroup.jsonld",
  "descriptionFull": "Metrology and measurement. Physical phenomena. Acoustics and acoustic measurements. Electroacoustics.",
  "notes": [
    {
      "text": "Including sound level meters"
    }
  ]
}