Linux native USB library loaded. spectrometer type: HR2000+ s/n: HR+C1886 number of channels: 1 firmware: 3.30.0 Integration time 1.67 [ms], number of spectra 29 Sampling time 50000.0 Number of pixels: 2048 acquiring the readoutnoise patterns Loop 1 of infinite Waiting on trigger Spectra acquired Background acquired Spectra acquired board temperature: 25.373376 dt[ms]= 0.000 dt[ms]= 2.346 dt[ms]= 0.942 dt[ms]= 2.302 dt[ms]= 0.944 dt[ms]= 2.301 dt[ms]= 1.073 dt[ms]= 2.299 dt[ms]= 1.078 dt[ms]= 2.301 dt[ms]= 1.071 dt[ms]= 2.300 dt[ms]= 0.952 dt[ms]= 2.302 dt[ms]= 1.071 dt[ms]= 2.302 dt[ms]= 1.076 dt[ms]= 2.299 dt[ms]= 0.948 dt[ms]= 2.300 dt[ms]= 1.077 dt[ms]= 2.302 dt[ms]= 1.072 dt[ms]= 2.298 dt[ms]= 1.078 dt[ms]= 2.301 dt[ms]= 0.946 dt[ms]= 2.304 dt[ms]= 1.074 Acquring readoutnoise patterns The readoutnoise patterns acquired 107194.36710522645 end Detected device change on USB The interface was claimed successfully. Closing interface 0.