13-oct-17 03:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 7.91 hours . Total airflow this filter = .99 cubic meters . Mean BC concentration of all lamps = 1017 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .785 sen(zero) = 0.021 . ref(beam) = 2.129 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 965 ng Mean aerosol black carbon concentration = 982 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 588 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .731 sen(zero) = 0.021 . ref(beam) = 2.347 ref(zero) = 0.021 . Optical attenuation of filter deposit = 63 . Total aerosol black carbon on filter = 1021 ng Mean aerosol black carbon concentration = 1038 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 619 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .978 sen(zero) = 0.021 . ref(beam) = 1.609 ref(zero) = 0.021 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 996 ng Mean aerosol black carbon concentration = 1013 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 739 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .684 sen(zero) = 0.021 . ref(beam) = 2.058 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 1017 ng Mean aerosol black carbon concentration = 1034 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 892 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .291 sen(zero) = 0.021 . ref(beam) = .819 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 1036 ng Mean aerosol black carbon concentration = 1054 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 858 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .538 sen(zero) = 0.021 . ref(beam) = 1.033 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 1007 ng Mean aerosol black carbon concentration = 1024 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1032 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .921 sen(zero) = 0.021 . ref(beam) = 1.069 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 960 ng Mean aerosol black carbon concentration = 977 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1041 ppm. --- Disk space = 2.539684E+08 bytes free: One entry at every 10 minutes. There is space for 107980 hours ( 4499 days) more data --- 13-oct-17 03:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-oct-17 04:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.711 ref(beam) = 2.161 . Lamp 2 (470 nm): sen(beam) = 1.399 ref(beam) = 2.371 . Lamp 3 (520 nm): sen(beam) = 1.744 ref(beam) = 1.633 . Lamp 4 (590 nm): sen(beam) = 1.108 ref(beam) = 2.013 . Lamp 5 (660 nm): sen(beam) = .457 ref(beam) = .822 . Lamp 6 (880 nm): sen(beam) = .745 ref(beam) = 1.036 . Lamp 7 (950 nm): sen(beam) = 1.233 ref(beam) = 1.066 --- 13-oct-17 10:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 6.58 hours . Total airflow this filter = .82 cubic meters . Mean BC concentration of all lamps = 1151 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .797 sen(zero) = 0.021 . ref(beam) = 2.177 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 953 ng Mean aerosol black carbon concentration = 1166 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 413 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .758 sen(zero) = 0.021 . ref(beam) = 2.370 ref(zero) = 0.021 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 968 ng Mean aerosol black carbon concentration = 1183 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 318 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.017 sen(zero) = 0.021 . ref(beam) = 1.630 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 935 ng Mean aerosol black carbon concentration = 1144 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 359 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .711 sen(zero) = 0.021 . ref(beam) = 2.077 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 951 ng Mean aerosol black carbon concentration = 1163 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 577 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .301 sen(zero) = 0.021 . ref(beam) = .823 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 965 ng Mean aerosol black carbon concentration = 1180 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 446 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .551 sen(zero) = 0.021 . ref(beam) = 1.041 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 929 ng Mean aerosol black carbon concentration = 1136 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 538 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .943 sen(zero) = 0.021 . ref(beam) = 1.075 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 886 ng Mean aerosol black carbon concentration = 1084 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 631 ppm. --- Disk space = 2.539438E+08 bytes free: One entry at every 10 minutes. There is space for 107969 hours ( 4499 days) more data --- 13-oct-17 10:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-oct-17 11:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.746 ref(beam) = 2.153 . Lamp 2 (470 nm): sen(beam) = 1.414 ref(beam) = 2.391 . Lamp 3 (520 nm): sen(beam) = 1.760 ref(beam) = 1.654 . Lamp 4 (590 nm): sen(beam) = 1.111 ref(beam) = 2.031 . Lamp 5 (660 nm): sen(beam) = .459 ref(beam) = .830 . Lamp 6 (880 nm): sen(beam) = .753 ref(beam) = 1.051 . Lamp 7 (950 nm): sen(beam) = 1.244 ref(beam) = 1.082 --- 13-oct-17 19:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 8.25 hours . Total airflow this filter = 1.03 cubic meters . Mean BC concentration of all lamps = 968 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .810 sen(zero) = 0.021 . ref(beam) = 2.178 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 952 ng Mean aerosol black carbon concentration = 931 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 933 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .746 sen(zero) = 0.021 . ref(beam) = 2.398 ref(zero) = 0.021 . Optical attenuation of filter deposit = 62 . Total aerosol black carbon on filter = 1003 ng Mean aerosol black carbon concentration = 981 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1101 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .996 sen(zero) = 0.021 . ref(beam) = 1.656 ref(zero) = 0.021 . Optical attenuation of filter deposit = 55 . Total aerosol black carbon on filter = 982 ng Mean aerosol black carbon concentration = 960 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1092 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .692 sen(zero) = 0.021 . ref(beam) = 2.101 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 1006 ng Mean aerosol black carbon concentration = 983 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1223 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .294 sen(zero) = 0.021 . ref(beam) = .833 ref(zero) = 0.021 . Optical attenuation of filter deposit = 45 . Total aerosol black carbon on filter = 1025 ng Mean aerosol black carbon concentration = 1003 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1134 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .542 sen(zero) = 0.021 . ref(beam) = 1.059 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 1004 ng Mean aerosol black carbon concentration = 981 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1216 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .930 sen(zero) = 0.021 . ref(beam) = 1.093 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 960 ng Mean aerosol black carbon concentration = 938 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1274 ppm. --- Disk space = 2.539233E+08 bytes free: One entry at every 10 minutes. There is space for 107961 hours ( 4498 days) more data --- 13-oct-17 19:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 13-oct-17 19:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.762 ref(beam) = 2.130 . Lamp 2 (470 nm): sen(beam) = 1.438 ref(beam) = 2.356 . Lamp 3 (520 nm): sen(beam) = 1.791 ref(beam) = 1.617 . Lamp 4 (590 nm): sen(beam) = 1.130 ref(beam) = 1.990 . Lamp 5 (660 nm): sen(beam) = .466 ref(beam) = .818 . Lamp 6 (880 nm): sen(beam) = .764 ref(beam) = 1.027 . Lamp 7 (950 nm): sen(beam) = 1.260 ref(beam) = 1.059 ---