12-nov-16 11:24:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 27.03 hours . Total airflow this filter = 4.89 cubic meters . Mean BC concentration of all lamps = 194 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .694 sen(zero) = 0.021 . ref(beam) = 2.197 ref(zero) = 0.024 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 194 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 220 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .670 sen(zero) = 0.021 . ref(beam) = 2.507 ref(zero) = 0.024 . Optical attenuation of filter deposit = 59 . Total aerosol black carbon on filter = 958 ng Mean aerosol black carbon concentration = 196 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 106 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .908 sen(zero) = 0.021 . ref(beam) = 1.674 ref(zero) = 0.024 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 931 ng Mean aerosol black carbon concentration = 190 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 132 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .624 sen(zero) = 0.021 . ref(beam) = 2.073 ref(zero) = 0.024 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 956 ng Mean aerosol black carbon concentration = 195 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 143 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .303 sen(zero) = 0.021 . ref(beam) = 1.014 ref(zero) = 0.024 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 971 ng Mean aerosol black carbon concentration = 198 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 127 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .484 sen(zero) = 0.021 . ref(beam) = 1.076 ref(zero) = 0.024 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 957 ng Mean aerosol black carbon concentration = 195 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 124 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .824 sen(zero) = 0.021 . ref(beam) = 1.134 ref(zero) = 0.024 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 921 ng Mean aerosol black carbon concentration = 188 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 145 ppm. --- Disk space = 4.962222E+08 bytes free: One entry at every 2 minutes. There is space for 42196 hours ( 1758 days) more data --- 12-nov-16 11:24:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 12-nov-16 11:33:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.024 . Lamp 1 (370 nm): sen(beam) = 1.476 ref(beam) = 2.220 . Lamp 2 (470 nm): sen(beam) = 1.219 ref(beam) = 2.443 . Lamp 3 (520 nm): sen(beam) = 1.537 ref(beam) = 1.789 . Lamp 4 (590 nm): sen(beam) = .974 ref(beam) = 2.157 . Lamp 5 (660 nm): sen(beam) = .460 ref(beam) = .985 . Lamp 6 (880 nm): sen(beam) = .682 ref(beam) = 1.153 . Lamp 7 (950 nm): sen(beam) = 1.126 ref(beam) = 1.165 ---