PCX924HR声卡检测报告.docx

PCX924HR声卡检测报告.docx中央人民广播电台CHINANATIONALRADIO检测报告TESTREPORT检测编号(SerialNo.):送检单位(ApplyFrom):检测种类(TestType):声卡检测检测日期(TestData):2010-1-5检测报告TESTREPORT名称Name声卡规格型号ModelPCX924HR商标TrademarkDigigram送检单位ApplyFirm检测类别TestType试件等级SampleGrade生产单位Manufacturer序号SerialNo测试仪器TestInstrumentAudioProcessionSystemTwo仪器型号ModelSystemTwo生产厂家ManufacturerAudioProcession检测依据Specifications《GY74-1989》广播声频通路运行技术指标测量方法《GY/T192-2003》数字音频设备的满度电平抽样基数Sample1样品数量SampleNumber1抽样地点SamplePlace中央台测试日期TestData2010-1-5结论意见:TestConelusionA/DD/AA/AD/D的频响、THD+N、串扰、多频噪声指标满足录制播出要求,达到说明书参考指标。满度电平符合国家标准。签发日期:2010-1-5CertificateData见附件•审核:Check:批准:Confirm:测试人员:MainTester检测结果TESTRESULTS见所附测试图表:一、A/A频响、THD+N、串扰、多频噪声01/05/1009:58:19AudioPrecision A-<10Hz>・A-++NRatioLeftConsecutivesweepsproduceastereoTHD+NsweepofChAandChBwhendata1issetforTHD+Nandthechecked・TheupperAnalyzerbandwidthis22kHz・-ATHD+-ACROSSTALKorSEPARATIONvs01/05/1009:58:58FREQUENCYColorLineStyleThickData AxisCyanSolid 1 1 ・-・,F6toreprocessthecurrentacquisitionorlo<waveformfile・Uses48kMulTon30+