{"pid":"https://si-digital-framework.org/SI/units/hertz","unitId":"hertz","label":"hertz","symbol":"Hz","unitType":"Named SI derived unit","unitTypeId":"https://si-digital-framework.org/SI#SISpecialNamedUnit","definingResolution":"CGPM9-Res7","eventName":"9th meeting of the CGPM","eventDate":"1948-10-21","resolutionLink":"https://doi.org/10.59161/cgpm1948res7e","hasPreviousDefinition":false,"resNbr":"7","resolutionBody":"CGPM","resolutionType":"Resolution","prefixRestriction":false,"unitQuantities":[{"code":"FREQ","label":"frequency"}],"strExpressionInBaseSIUnits":"s^-1"}