16-oct-17 12:15:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 13.91 hours . Total airflow this filter = 1.74 cubic meters . Mean BC concentration of all lamps = 447 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .841 sen(zero) = 0.021 . ref(beam) = 2.122 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 961 ng Mean aerosol black carbon concentration = 554 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 174 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .860 sen(zero) = 0.021 . ref(beam) = 2.351 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 852 ng Mean aerosol black carbon concentration = 491 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 102 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.170 sen(zero) = 0.021 . ref(beam) = 1.614 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 776 ng Mean aerosol black carbon concentration = 447 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 148 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .816 sen(zero) = 0.021 . ref(beam) = 2.054 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 758 ng Mean aerosol black carbon concentration = 437 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 321 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .344 sen(zero) = 0.021 . ref(beam) = .820 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 750 ng Mean aerosol black carbon concentration = 432 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 178 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .623 sen(zero) = 0.021 . ref(beam) = 1.035 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 687 ng Mean aerosol black carbon concentration = 396 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 224 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.059 sen(zero) = 0.021 . ref(beam) = 1.071 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 648 ng Mean aerosol black carbon concentration = 373 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 229 ppm. --- Disk space = 2.537677E+08 bytes free: One entry at every 10 minutes. There is space for 107894 hours ( 4496 days) more data --- 16-oct-17 12:15:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 16-oct-17 12:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.722 ref(beam) = 2.056 . Lamp 2 (470 nm): sen(beam) = 1.413 ref(beam) = 2.298 . Lamp 3 (520 nm): sen(beam) = 1.757 ref(beam) = 1.586 . Lamp 4 (590 nm): sen(beam) = 1.108 ref(beam) = 1.954 . Lamp 5 (660 nm): sen(beam) = .459 ref(beam) = .798 . Lamp 6 (880 nm): sen(beam) = .752 ref(beam) = 1.009 . Lamp 7 (950 nm): sen(beam) = 1.241 ref(beam) = 1.037 --- 16-oct-17 22:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 9.91 hours . Total airflow this filter = 1.23 cubic meters . Mean BC concentration of all lamps = 767 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .812 sen(zero) = 0.021 . ref(beam) = 2.073 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 951 ng Mean aerosol black carbon concentration = 776 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1149 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .765 sen(zero) = 0.021 . ref(beam) = 2.298 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 980 ng Mean aerosol black carbon concentration = 799 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1173 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.026 sen(zero) = 0.021 . ref(beam) = 1.583 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 943 ng Mean aerosol black carbon concentration = 769 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1279 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .714 sen(zero) = 0.021 . ref(beam) = 2.013 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 950 ng Mean aerosol black carbon concentration = 775 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1194 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .304 sen(zero) = 0.021 . ref(beam) = .799 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 961 ng Mean aerosol black carbon concentration = 784 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1324 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .559 sen(zero) = 0.021 . ref(beam) = 1.015 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 920 ng Mean aerosol black carbon concentration = 751 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1374 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .955 sen(zero) = 0.021 . ref(beam) = 1.046 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 877 ng Mean aerosol black carbon concentration = 715 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1440 ppm. --- Disk space = 2.537267E+08 bytes free: One entry at every 10 minutes. There is space for 107877 hours ( 4495 days) more data --- 16-oct-17 22:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 16-oct-17 22:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.694 ref(beam) = 2.048 . Lamp 2 (470 nm): sen(beam) = 1.394 ref(beam) = 2.326 . Lamp 3 (520 nm): sen(beam) = 1.734 ref(beam) = 1.592 . Lamp 4 (590 nm): sen(beam) = 1.090 ref(beam) = 1.966 . Lamp 5 (660 nm): sen(beam) = .452 ref(beam) = .811 . Lamp 6 (880 nm): sen(beam) = .743 ref(beam) = 1.011 . Lamp 7 (950 nm): sen(beam) = 1.227 ref(beam) = 1.043 ---