18-nov-16 09:10:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 45.93 hours . Total airflow this filter = 8.18 cubic meters . Mean BC concentration of all lamps = 95 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .715 sen(zero) = 0.021 . ref(beam) = 2.238 ref(zero) = 0.025 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 950 ng Mean aerosol black carbon concentration = 116 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 286 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .743 sen(zero) = 0.021 . ref(beam) = 2.508 ref(zero) = 0.025 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 843 ng Mean aerosol black carbon concentration = 103 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 209 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.021 sen(zero) = 0.021 . ref(beam) = 1.770 ref(zero) = 0.025 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 766 ng Mean aerosol black carbon concentration = 93 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 216 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .694 sen(zero) = 0.021 . ref(beam) = 2.165 ref(zero) = 0.025 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 746 ng Mean aerosol black carbon concentration = 91 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 247 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .337 sen(zero) = 0.021 . ref(beam) = .994 ref(zero) = 0.025 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 749 ng Mean aerosol black carbon concentration = 91 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 258 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .552 sen(zero) = 0.021 . ref(beam) = 1.138 ref(zero) = 0.025 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 714 ng Mean aerosol black carbon concentration = 87 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 258 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .930 sen(zero) = 0.021 . ref(beam) = 1.162 ref(zero) = 0.025 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 683 ng Mean aerosol black carbon concentration = 83 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 274 ppm. --- Disk space = 4.947395E+08 bytes free: One entry at every 2 minutes. There is space for 42070 hours ( 1753 days) more data --- 18-nov-16 09:10:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 18-nov-16 09:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.026 . Lamp 1 (370 nm): sen(beam) = 1.489 ref(beam) = 2.102 . Lamp 2 (470 nm): sen(beam) = 1.249 ref(beam) = 2.392 . Lamp 3 (520 nm): sen(beam) = 1.568 ref(beam) = 1.728 . Lamp 4 (590 nm): sen(beam) = .984 ref(beam) = 2.054 . Lamp 5 (660 nm): sen(beam) = .465 ref(beam) = .953 . Lamp 6 (880 nm): sen(beam) = .690 ref(beam) = 1.112 . Lamp 7 (950 nm): sen(beam) = 1.141 ref(beam) = 1.126 ---