07-nov-17 02:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 42.74 hours . Total airflow this filter = 5.16 cubic meters . Mean BC concentration of all lamps = 163 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .834 sen(zero) = 0.021 . ref(beam) = 2.112 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 184 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 535 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .822 sen(zero) = 0.021 . ref(beam) = 2.317 ref(zero) = 0.021 . Optical attenuation of filter deposit = 55 . Total aerosol black carbon on filter = 897 ng Mean aerosol black carbon concentration = 174 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 517 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.108 sen(zero) = 0.021 . ref(beam) = 1.593 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 842 ng Mean aerosol black carbon concentration = 163 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 580 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .770 sen(zero) = 0.021 . ref(beam) = 2.038 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 837 ng Mean aerosol black carbon concentration = 162 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 717 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .323 sen(zero) = 0.021 . ref(beam) = .801 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 838 ng Mean aerosol black carbon concentration = 162 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 658 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .593 sen(zero) = 0.021 . ref(beam) = 1.022 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 792 ng Mean aerosol black carbon concentration = 153 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 773 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.008 sen(zero) = 0.021 . ref(beam) = 1.054 ref(zero) = 0.021 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 752 ng Mean aerosol black carbon concentration = 145 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 772 ppm. --- Disk space = 2.538414E+08 bytes free: One entry at every 10 minutes. There is space for 107926 hours ( 4497 days) more data --- 07-nov-17 02:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 07-nov-17 03:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.729 ref(beam) = 2.111 . Lamp 2 (470 nm): sen(beam) = 1.411 ref(beam) = 2.313 . Lamp 3 (520 nm): sen(beam) = 1.759 ref(beam) = 1.590 . Lamp 4 (590 nm): sen(beam) = 1.109 ref(beam) = 1.965 . Lamp 5 (660 nm): sen(beam) = .454 ref(beam) = .795 . Lamp 6 (880 nm): sen(beam) = .750 ref(beam) = 1.010 . Lamp 7 (950 nm): sen(beam) = 1.237 ref(beam) = 1.038 ---