ADC ADDC1 instruction manual 32K B-H FFT, Idle Channel Noise

Page 23

32K B-H FFT, Idle Channel Noise

The above graph demonstrates that the ADC1 is free from idle tones and clock crosstalk. The highest spurious tone measures –128 dBFS and is AC line related hum. The highest non-line related tone measures –135 dBFS.

ADC1 Instruction Manual

Page 23

Image 23

Contents Channel 24-bit 192-kHz Audio Analog-to-Digital Converter Benchmark ADC1Federal Communications Commission FCC Notice Only Safety InformationContents Overview Page Features To adapt to unbalanced sources ConnectionsBalanced Analog Line Inputs Clock Reference InputOptical Output Digital OutputsAES/EBU XLR Output SPDIF/AES BNC Main and Aux Outputs Adat Optical Output ModeAdat S/MUX2 Optical Output Mode Adat S/MUX4 Optical Output ModeFuse Holder AC Power Entry ConnectorWord Clock Reference Output Programming the Outputs Mode Switch and DisplayTo program the conversion mode OperationTo select a fixed sample frequency on the Main Outputs Selecting a Fixed Frequency Using the Internal Clock SourceReading Sample Rates off of the Mode Display To synchronize with an external clock sourceMeter Display Resetting the ADC1 to Factory Default SettingsProgramming the Aux Output Adat or AES/EBU on the Optical OutputSecond Stage Gain Controls Adjusting Input GainFirst Stage Gain Rack Mounting MUX should not be used for Sample Rate Conversion Using Adat S/MUXProper S/MUX Identification is a Must Sample Rate is the Key that Controls S/MUXUltraLock … What is It? Put UltraLock converters to the test Problem #1What UltraLock converters cannot do Frequency Response PerformanceInter-Channel Phase Response THD+N vs. Level, 1 KHz KHz LPF unweighted32K B-H FFT, Idle Channel Noise 32K B-H FFT, -3 dBFS, 1 KHz 32K B-H FFT, -3 dBFS, 10 KHz Worldclock Reference Output SpecificationsAnalog Audio Inputs Digital Audio Outputs Audio Performance LED Status Indicators Group Delay LatencyWeight AC Power RequirementsDimensions Page Benchmark 1 Year Warranty Warranty InformationBenchmark Extended Warranty Benchmark Extended 5* Year WarrantyBenchmark Media Systems, Inc