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: 25.935840000000002 dt[ms]= 0.000 dt[ms]= 2.276 dt[ms]= 3.259 dt[ms]= 3.254 dt[ms]= 0.929 dt[ms]= 2.304 dt[ms]= 1.077 dt[ms]= 2.300 dt[ms]= 0.943 dt[ms]= 2.309 dt[ms]= 1.072 dt[ms]= 2.299 dt[ms]= 1.070 dt[ms]= 2.303 dt[ms]= 1.076 dt[ms]= 2.303 dt[ms]= 0.943 dt[ms]= 2.304 dt[ms]= 1.075 dt[ms]= 2.302 dt[ms]= 1.068 dt[ms]= 2.314 dt[ms]= 0.940 dt[ms]= 2.301 dt[ms]= 1.070 dt[ms]= 2.303 dt[ms]= 1.076 dt[ms]= 2.303 dt[ms]= 0.944 Acquring readoutnoise patterns The readoutnoise patterns acquired 112.9746731398701 end Detected device change on USB The interface was claimed successfully. Closing interface 0.