21-oct-17 11:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 11.91 hours . Total airflow this filter = 1.47 cubic meters . Mean BC concentration of all lamps = 622 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .836 sen(zero) = 0.021 . ref(beam) = 2.141 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 954 ng Mean aerosol black carbon concentration = 649 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 314 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .789 sen(zero) = 0.021 . ref(beam) = 2.331 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 965 ng Mean aerosol black carbon concentration = 657 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 205 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.066 sen(zero) = 0.021 . ref(beam) = 1.592 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 908 ng Mean aerosol black carbon concentration = 618 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 223 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .752 sen(zero) = 0.021 . ref(beam) = 2.061 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 914 ng Mean aerosol black carbon concentration = 622 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 607 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .313 sen(zero) = 0.021 . ref(beam) = .811 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 938 ng Mean aerosol black carbon concentration = 638 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 390 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .577 sen(zero) = 0.021 . ref(beam) = 1.026 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 875 ng Mean aerosol black carbon concentration = 596 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 488 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .986 sen(zero) = 0.021 . ref(beam) = 1.060 ref(zero) = 0.021 . Optical attenuation of filter deposit = 25 . Total aerosol black carbon on filter = 842 ng Mean aerosol black carbon concentration = 573 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 523 ppm. --- Disk space = 2.540339E+08 bytes free: One entry at every 10 minutes. There is space for 108008 hours ( 4500 days) more data --- 21-oct-17 11:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 21-oct-17 11:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.715 ref(beam) = 2.125 . Lamp 2 (470 nm): sen(beam) = 1.397 ref(beam) = 2.355 . Lamp 3 (520 nm): sen(beam) = 1.732 ref(beam) = 1.618 . Lamp 4 (590 nm): sen(beam) = 1.107 ref(beam) = 2.010 . Lamp 5 (660 nm): sen(beam) = .455 ref(beam) = .821 . Lamp 6 (880 nm): sen(beam) = .746 ref(beam) = 1.036 . Lamp 7 (950 nm): sen(beam) = 1.233 ref(beam) = 1.067 --- 21-oct-17 21:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 9.41 hours . Total airflow this filter = 1.16 cubic meters . Mean BC concentration of all lamps = 812 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .801 sen(zero) = 0.021 . ref(beam) = 2.141 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 950 ng Mean aerosol black carbon concentration = 823 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 743 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .755 sen(zero) = 0.021 . ref(beam) = 2.355 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 972 ng Mean aerosol black carbon concentration = 842 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 882 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.009 sen(zero) = 0.021 . ref(beam) = 1.614 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 937 ng Mean aerosol black carbon concentration = 811 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 941 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .705 sen(zero) = 0.021 . ref(beam) = 2.054 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 822 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1001 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .300 sen(zero) = 0.021 . ref(beam) = .819 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 962 ng Mean aerosol black carbon concentration = 833 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 974 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .551 sen(zero) = 0.021 . ref(beam) = 1.037 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 918 ng Mean aerosol black carbon concentration = 795 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1124 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .943 sen(zero) = 0.021 . ref(beam) = 1.070 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 873 ng Mean aerosol black carbon concentration = 757 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1207 ppm. --- Disk space = 2.540012E+08 bytes free: One entry at every 10 minutes. There is space for 107994 hours ( 4500 days) more data --- 21-oct-17 21:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 21-oct-17 21:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.730 ref(beam) = 2.103 . Lamp 2 (470 nm): sen(beam) = 1.414 ref(beam) = 2.342 . Lamp 3 (520 nm): sen(beam) = 1.751 ref(beam) = 1.606 . Lamp 4 (590 nm): sen(beam) = 1.105 ref(beam) = 1.978 . Lamp 5 (660 nm): sen(beam) = .456 ref(beam) = .813 . Lamp 6 (880 nm): sen(beam) = .746 ref(beam) = 1.022 . Lamp 7 (950 nm): sen(beam) = 1.235 ref(beam) = 1.054 ---