26-nov-16 17:08:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 26.73 hours . Total airflow this filter = 4.69 cubic meters . Mean BC concentration of all lamps = 190 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .709 sen(zero) = 0.021 . ref(beam) = 2.248 ref(zero) = 0.025 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 202 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 694 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .693 sen(zero) = 0.021 . ref(beam) = 2.591 ref(zero) = 0.025 . Optical attenuation of filter deposit = 57 . Total aerosol black carbon on filter = 925 ng Mean aerosol black carbon concentration = 197 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 742 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .940 sen(zero) = 0.021 . ref(beam) = 1.729 ref(zero) = 0.025 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 876 ng Mean aerosol black carbon concentration = 187 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 674 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .677 sen(zero) = 0.021 . ref(beam) = 2.194 ref(zero) = 0.025 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 884 ng Mean aerosol black carbon concentration = 188 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 652 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .316 sen(zero) = 0.021 . ref(beam) = 1.044 ref(zero) = 0.025 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 898 ng Mean aerosol black carbon concentration = 191 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 798 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .508 sen(zero) = 0.021 . ref(beam) = 1.130 ref(zero) = 0.025 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 875 ng Mean aerosol black carbon concentration = 186 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 826 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .868 sen(zero) = 0.021 . ref(beam) = 1.196 ref(zero) = 0.025 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 843 ng Mean aerosol black carbon concentration = 179 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 901 ppm. --- Disk space = 4.920771E+08 bytes free: One entry at every 2 minutes. There is space for 41843 hours ( 1743 days) more data --- 26-nov-16 17:08:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 26-nov-16 17:17:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.024 . Lamp 1 (370 nm): sen(beam) = 1.396 ref(beam) = 2.320 . Lamp 2 (470 nm): sen(beam) = 1.168 ref(beam) = 2.707 . Lamp 3 (520 nm): sen(beam) = 1.473 ref(beam) = 1.809 . Lamp 4 (590 nm): sen(beam) = .986 ref(beam) = 2.221 . Lamp 5 (660 nm): sen(beam) = .445 ref(beam) = 1.085 . Lamp 6 (880 nm): sen(beam) = .645 ref(beam) = 1.178 . Lamp 7 (950 nm): sen(beam) = 1.077 ref(beam) = 1.256 ---