{"metadata":{"queryDate":"08 September 2026","version":"2.0 Beta"},"data":{"kcdbCode":"SIM-AUV-MX-000008EH-1","status":"Published","publicationDate":"2001-10-21","approvalDate":"2001-10-21","kcdbServiceCategory":"AUV/A-2.1.1","branchValue":"Sound in air","serviceValue":"Sound calibrators","subServiceValue":"Single frequency sound calibrators","individualServiceValue":"Sound pressure level","instrument":"Pistonphone or sound calibrator, single frequency 125 Hz to 1 kHz","instrumentMethod":"Calibrated measurement microphone","parameters":[{"parameterName":"Microphone type","parameterValue":"LS2P"}],"id":10889,"statusDate":"2001-10-21","domainCode":"PHYSICS","metrologyAreaLabel":"AUV","rmo":"SIM","countryValue":"Mexico","nmiCode":"CENAM","nmiName":"Centro Nacional de Metrologia","nmiServiceCode":"CENAM/510-F012-003","nmiRorIdentifier":"05v1qt749","nmiWikiDataIdentifier":"Q5761429","nmiIdentifiers":[{"identifier":"05v1qt749","scheme":"ROR"},{"identifier":"Q5761429","scheme":"WIKIDATA"}],"quantityValue":"Sound pressure level","cmc":{"lowerLimit":70.0,"upperLimit":130.0,"unit":"dB (reference: 20 µPa)"},"cmcUncertainty":{"lowerLimit":0.11,"upperLimit":0.11,"unit":"dB"},"confidenceLevel":95.0,"coverageFactor":2.0,"uncertaintyEquation":{"equation":"","equationComment":""},"uncertaintyTable":{"tableName":"","tableRows":0,"tableCols":0,"tableComment":"","tableContents":"<masked>"},"uncertaintyMode":"Absolute","comments":""}}