Technical sets of measurement of Digitube S-192
copyright docet-lector reproduction and link prohibited if not approved
This measure suite are certified from indipendent lab's as IEC 9003
page under construction ( more graphs soonest)
Lab's Instruments: -dScope III prism sound [SIT calibrated 2014] dScope is only digital instruments analyzer for USB direct test ! -Audio Precision Sys One [SIT calibrated 2014] -Tektronix 2230 oscilloscope
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Condition required:service mode for measurement dac set-up as AES-17 recommendations -full output voltage gain
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Application test under
AES17-1998 standard
can be purchases from www.aes.org AES-17 are the only digital measure officially from AES-org
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Undithered FFT |
thd |
out of band components |
in/out leakage |
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J-test jitter |
USB 44.1 |
USB 48.0 |
USB 88.2 |
USB 96.0 |
USB 176.4 |
USB 192.0 |