28-oct-17 04:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 6.08 hours . Total airflow this filter = .75 cubic meters . Mean BC concentration of all lamps = 936 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .776 sen(zero) = 0.021 . ref(beam) = 2.149 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 958 ng Mean aerosol black carbon concentration = 1294 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 344 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .856 sen(zero) = 0.021 . ref(beam) = 2.365 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 779 ng Mean aerosol black carbon concentration = 1052 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 367 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.177 sen(zero) = 0.021 . ref(beam) = 1.618 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 690 ng Mean aerosol black carbon concentration = 933 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 454 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .827 sen(zero) = 0.021 . ref(beam) = 2.068 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 658 ng Mean aerosol black carbon concentration = 889 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 699 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .348 sen(zero) = 0.021 . ref(beam) = .818 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 641 ng Mean aerosol black carbon concentration = 867 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 571 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .627 sen(zero) = 0.021 . ref(beam) = 1.034 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 580 ng Mean aerosol black carbon concentration = 783 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 729 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.063 sen(zero) = 0.021 . ref(beam) = 1.070 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 544 ng Mean aerosol black carbon concentration = 735 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 708 ppm. --- Disk space = 2.535793E+08 bytes free: One entry at every 10 minutes. There is space for 107814 hours ( 4492 days) more data --- 28-oct-17 04:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 28-oct-17 05:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.729 ref(beam) = 2.126 . Lamp 2 (470 nm): sen(beam) = 1.418 ref(beam) = 2.377 . Lamp 3 (520 nm): sen(beam) = 1.762 ref(beam) = 1.623 . Lamp 4 (590 nm): sen(beam) = 1.110 ref(beam) = 2.003 . Lamp 5 (660 nm): sen(beam) = .457 ref(beam) = .822 . Lamp 6 (880 nm): sen(beam) = .751 ref(beam) = 1.033 . Lamp 7 (950 nm): sen(beam) = 1.240 ref(beam) = 1.067 --- 28-oct-17 13:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 8.25 hours . Total airflow this filter = 1.04 cubic meters . Mean BC concentration of all lamps = 832 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .804 sen(zero) = 0.021 . ref(beam) = 2.147 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 956 ng Mean aerosol black carbon concentration = 920 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 527 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .796 sen(zero) = 0.021 . ref(beam) = 2.379 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 914 ng Mean aerosol black carbon concentration = 880 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 583 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.075 sen(zero) = 0.021 . ref(beam) = 1.621 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 861 ng Mean aerosol black carbon concentration = 829 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 634 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .747 sen(zero) = 0.021 . ref(beam) = 2.067 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 859 ng Mean aerosol black carbon concentration = 826 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 741 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .315 sen(zero) = 0.021 . ref(beam) = .824 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 864 ng Mean aerosol black carbon concentration = 831 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 676 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .576 sen(zero) = 0.021 . ref(beam) = 1.039 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 820 ng Mean aerosol black carbon concentration = 789 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 669 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .982 sen(zero) = 0.021 . ref(beam) = 1.076 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 779 ng Mean aerosol black carbon concentration = 750 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 660 ppm. --- Disk space = 2.535588E+08 bytes free: One entry at every 10 minutes. There is space for 107806 hours ( 4492 days) more data --- 28-oct-17 13:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 28-oct-17 13:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.729 ref(beam) = 2.120 . Lamp 2 (470 nm): sen(beam) = 1.427 ref(beam) = 2.378 . Lamp 3 (520 nm): sen(beam) = 1.777 ref(beam) = 1.620 . Lamp 4 (590 nm): sen(beam) = 1.125 ref(beam) = 1.996 . Lamp 5 (660 nm): sen(beam) = .463 ref(beam) = .823 . Lamp 6 (880 nm): sen(beam) = .760 ref(beam) = 1.030 . Lamp 7 (950 nm): sen(beam) = 1.255 ref(beam) = 1.065 ---