15-nov-17 06:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 19.91 hours . Total airflow this filter = 2.35 cubic meters . Mean BC concentration of all lamps = 304 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .965 sen(zero) = 0.021 . ref(beam) = 2.385 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 950 ng Mean aerosol black carbon concentration = 404 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 785 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 1.001 sen(zero) = 0.021 . ref(beam) = 2.596 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 802 ng Mean aerosol black carbon concentration = 341 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 676 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.361 sen(zero) = 0.021 . ref(beam) = 1.770 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 715 ng Mean aerosol black carbon concentration = 304 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 729 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .942 sen(zero) = 0.021 . ref(beam) = 2.249 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 681 ng Mean aerosol black carbon concentration = 290 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 969 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .399 sen(zero) = 0.021 . ref(beam) = .902 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 671 ng Mean aerosol black carbon concentration = 285 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 772 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .731 sen(zero) = 0.021 . ref(beam) = 1.148 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 612 ng Mean aerosol black carbon concentration = 260 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 914 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.246 sen(zero) = 0.021 . ref(beam) = 1.189 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 578 ng Mean aerosol black carbon concentration = 246 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 919 ppm. --- Disk space = 2.540708E+08 bytes free: One entry at every 10 minutes. There is space for 108023 hours ( 4501 days) more data --- 15-nov-17 06:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-nov-17 06:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.993 ref(beam) = 2.432 . Lamp 2 (470 nm): sen(beam) = 1.599 ref(beam) = 2.656 . Lamp 3 (520 nm): sen(beam) = 1.988 ref(beam) = 1.793 . Lamp 4 (590 nm): sen(beam) = 1.245 ref(beam) = 2.213 . Lamp 5 (660 nm): sen(beam) = .517 ref(beam) = .922 . Lamp 6 (880 nm): sen(beam) = .861 ref(beam) = 1.156 . Lamp 7 (950 nm): sen(beam) = 1.429 ref(beam) = 1.202 ---