Benchmark DAC 1 High End Black/Silver

convertor digital analog de inalta performanta uz profesional studio unul dintre cele mai bune din lume la aceasta clasa varianta este cea clasica imbunatatita atat la nivel intern cat si prin adugarea unei interfete usbspecificationsaudio performancefs 44 to 96 khz 20 to 20 khz bw khz test tone dbfs 24 dbu unless noted snr ndash weighted dbfs 20 to 29 dbu 116 dbsnr ndash unweighted dbfs 20 to 29 dbu 114 dbsnr ndash weighted at low gain dbfs to 18 dbu 114 dbthd khz at dbfs 105 dbfs 105 db 00056 thd khz at dbfs 107 dbfs 106 db 00050 thd khz at ndash dbfs 110 dbfs 107 db 00045 thd 20 to 20 khz test tone at ndash dbfs 110 dbfs 107 db 00045 frequency response at fs 96 khz db 20 to 20 khz 02 db at 10 hz 20 db at 20 khz 85 db at 40 khz db at 45 khzfrequency response at fs 48 khz db 20 to 20 khz 02 db at 10 hz 20 db at 20 khzcrosstalk 100 db at 20 khz 125 db at khz 130 db at 20 hzmaximum amplitude of jitter induced sidebands 10khz dbfs test tone 12 75 ui sinusoidal jitter at 1khz lt 141 dbmaximum amplitude of spurious tones with dbfs testsignal lt 126 dbmaximum amplitude of idle tones lt 128 dbmaximum amplitude of ac line related hum amp noise lt 126 dbdac1 usb instruction manual revision page 41inter channel differential phase stereo pair ndash anysample rate degrees at 20 khzinter channel differential phase between dac1 usbunits fs lt 110 khz degrees at 20 khzinter channel differential phase between dac1 usbunits fs gt 110 khz degrees at 20 khzmaximum lock time after fs change 100 mssoft mute ramp up down time 10 msmute on receive error yesmute on lock error yesmute on idle channel no50 15 us de emphasis enable automatic in consumer modede emphasis method digital iirde emphasis supported at fs 32 44 48 and 96 khzgroup delay latency delay ndash digital input to analog output function ofsample rate the delay can be calculated using the following formula delay 01 ms 48 fs where fs the sample rate in hz 72 ms at 28 khz2 51 ms at 32 khz2 10 ms at 44 khz2 01 ms at 48 khz1 55 ms at 88 khz1 51 ms at 96 khz1 28 ms at 176 khz1 26 ms at 192 khzdigital audio inputsnumber of digital inputs switch selected coaxial xlr optical usb number of channels 2input sample frequency range 28 to 195 khz coaxial xlr optical 44 48 88 96 khz usb maximum input word length 24 bitsdigital input impedance on xlr input 110 ohmsdigital input impedance on coaxial input jumperselected 75 ohms or hi bridging transformer coupled digital inputs yes coaxial xlr optical dc blocking capacitors on digital inputs yes coaxial xlr optical transient and over voltage protection on digital inputs yesminimum digital input level 300 mvpp on xlr 150 mvpp oncoaxialjitter tolerance with no measurable change inperformance gt 12 75 ui sine 100 hz to 10 khz gt ui sine at 20 khz gt ui sine at 40 khz gt ui sine at 80 khz gt 29 ui sine at 90 khz gt 25 ui sine above 160 khzjitter attenuation method benchmark ultralock trade all inputsbalanced analog outputsnumber of balanced analog outputs 2output connector gold pin neutrik trade male xlroutput impedance 60 ohmsoutput level calibration controls 10 turn trimmers per output calibration adjustability db turnoutput level range at dbfs in lsquo calibrated rsquo mode to 29 dbu attenuator off to 19 dbu attenuator 10 db 11 to dbu attenuator 20 db 21 to dbu attenuator 30 db output level range at dbfs in lsquo variable rsquo mode off to 29 dbu attenuator off off to 19 dbu attenuator 10 db off to dbu attenuator 20 db off to dbu attenuator 30 db output level variation with sample rate 44 khz vs 96 khz lt 006 dbunbalanced analog outputsnumber of unbalanced analog outputs 2output connector rcaoutput impedance 30 ohmsoutput level calibration controls shared with balanced outputsoutput level range at dbfs in lsquo calibrated rsquo mode dbu to 13 dbuoutput level range at dbfs in lsquo variable rsquo mode off to 11 dbucalibration adjustability db turnoutput level variation with sample rate 44 khz vs 96 khz lt 006 dbfactory preset 2vrms dbu hpa2tm headphone outputsnumber of headphone outputs 2output connectors frac14 quot trs with switch on left hand jackoutput impedance lt 11 ohmsoutput level control stereo control on front paneloutput level range at dbfs into 60 ohm load off to 21 dbumaximum output current 250 maoverload protection independent per channel current limited at 300 ma thermalbandwidth gt 500 khzthd 106 db 0005 into 30 ohms at 18 dbu 26w status displayindicators type and location blue led rsquo on front panelselection status indication solid digital input selectionflashing signal errornone standby modeac power requirementsinput operating voltage range vac rms 110 setting 90 min 140 max220 setting 175 min 285 maxfrequency 50 60 hzpower watts idle8 watts typical program16 watts maximumfuses 20 mm required 250 slo blo reg typedac1 usb instruction manual revision page 45dimensionsform factor frac12 rack wide ru highdepth behind front panel quot 216 mm overall depth including connectors but without powercord or bnc to rca adapter9 33 quot 237 mm width quot 249 mm height 725 quot 44 mm weightdac1 usb only lb dac1 usb with power cord bnc to rca adapters extra fuses and manual4 lb rack mount kit blank panel junction block and rackmountscrews 32 lb shipping weight lb fabricant benchmark media systemsmade in usanoi sigilategarantie 1anaceste echipamente se aduc numai pe comanda timp mediu de tranzit zile va rog mica discutie pe forum inainte de licita