11-sep-18 05:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 10.58 hours . Total airflow this filter = 1.09 cubic meters . Mean BC concentration of all lamps = 674 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .971 sen(zero) = 0.021 . ref(beam) = 2.386 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 968 ng Mean aerosol black carbon concentration = 890 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 225 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .988 sen(zero) = 0.021 . ref(beam) = 2.573 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 831 ng Mean aerosol black carbon concentration = 764 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 160 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.349 sen(zero) = 0.021 . ref(beam) = 1.726 ref(zero) = 0.021 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 745 ng Mean aerosol black carbon concentration = 685 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 178 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .942 sen(zero) = 0.021 . ref(beam) = 2.279 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 707 ng Mean aerosol black carbon concentration = 650 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 435 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .364 sen(zero) = 0.021 . ref(beam) = .823 ref(zero) = 0.021 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 693 ng Mean aerosol black carbon concentration = 637 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 292 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .735 sen(zero) = 0.021 . ref(beam) = 1.122 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 615 ng Mean aerosol black carbon concentration = 565 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 357 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.261 sen(zero) = 0.021 . ref(beam) = 1.169 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 576 ng Mean aerosol black carbon concentration = 529 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 408 ppm. --- Disk space = 2.533786E+08 bytes free: One entry at every 10 minutes. There is space for 107729 hours ( 4489 days) more data --- 11-sep-18 05:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 11-sep-18 06:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 2.036 ref(beam) = 2.426 . Lamp 2 (470 nm): sen(beam) = 1.638 ref(beam) = 2.637 . Lamp 3 (520 nm): sen(beam) = 2.033 ref(beam) = 1.798 . Lamp 4 (590 nm): sen(beam) = 1.283 ref(beam) = 2.287 . Lamp 5 (660 nm): sen(beam) = .488 ref(beam) = .843 . Lamp 6 (880 nm): sen(beam) = .883 ref(beam) = 1.158 . Lamp 7 (950 nm): sen(beam) = 1.478 ref(beam) = 1.194 --- 11-sep-18 10:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.58 hours . Total airflow this filter = .47 cubic meters . Mean BC concentration of all lamps = 1501 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .947 sen(zero) = 0.021 . ref(beam) = 2.448 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 951 ng Mean aerosol black carbon concentration = 2025 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 191 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .974 sen(zero) = 0.021 . ref(beam) = 2.641 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 816 ng Mean aerosol black carbon concentration = 1737 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 137 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.342 sen(zero) = 0.021 . ref(beam) = 1.798 ref(zero) = 0.021 . Optical attenuation of filter deposit = 40 . Total aerosol black carbon on filter = 718 ng Mean aerosol black carbon concentration = 1529 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 158 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .951 sen(zero) = 0.021 . ref(beam) = 2.384 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 677 ng Mean aerosol black carbon concentration = 1442 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 371 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .368 sen(zero) = 0.021 . ref(beam) = .848 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 658 ng Mean aerosol black carbon concentration = 1403 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 229 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .736 sen(zero) = 0.021 . ref(beam) = 1.172 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 577 ng Mean aerosol black carbon concentration = 1229 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 270 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.268 sen(zero) = 0.021 . ref(beam) = 1.212 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 537 ng Mean aerosol black carbon concentration = 1143 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 316 ppm. --- Disk space = 2.533458E+08 bytes free: One entry at every 10 minutes. There is space for 107715 hours ( 4488 days) more data --- 11-sep-18 10:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 11-sep-18 11:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 2.065 ref(beam) = 2.427 . Lamp 2 (470 nm): sen(beam) = 1.666 ref(beam) = 2.646 . Lamp 3 (520 nm): sen(beam) = 2.076 ref(beam) = 1.783 . Lamp 4 (590 nm): sen(beam) = 1.317 ref(beam) = 2.285 . Lamp 5 (660 nm): sen(beam) = .498 ref(beam) = .847 . Lamp 6 (880 nm): sen(beam) = .905 ref(beam) = 1.150 . Lamp 7 (950 nm): sen(beam) = 1.516 ref(beam) = 1.194 --- 11-sep-18 19:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 8.08 hours . Total airflow this filter = .85 cubic meters . Mean BC concentration of all lamps = 894 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .926 sen(zero) = 0.021 . ref(beam) = 2.412 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 956 ng Mean aerosol black carbon concentration = 1125 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 273 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .949 sen(zero) = 0.021 . ref(beam) = 2.632 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 856 ng Mean aerosol black carbon concentration = 1008 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 117 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.309 sen(zero) = 0.021 . ref(beam) = 1.770 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 772 ng Mean aerosol black carbon concentration = 908 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 142 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .903 sen(zero) = 0.021 . ref(beam) = 2.287 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 742 ng Mean aerosol black carbon concentration = 873 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 809 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .356 sen(zero) = 0.021 . ref(beam) = .839 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 734 ng Mean aerosol black carbon concentration = 863 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 267 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .719 sen(zero) = 0.021 . ref(beam) = 1.141 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 651 ng Mean aerosol black carbon concentration = 766 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 398 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.241 sen(zero) = 0.021 . ref(beam) = 1.186 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 608 ng Mean aerosol black carbon concentration = 716 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 486 ppm. --- Disk space = 2.533294E+08 bytes free: One entry at every 10 minutes. There is space for 107708 hours ( 4488 days) more data --- 11-sep-18 19:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 11-sep-18 19:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 2.075 ref(beam) = 2.291 . Lamp 2 (470 nm): sen(beam) = 1.669 ref(beam) = 2.527 . Lamp 3 (520 nm): sen(beam) = 2.072 ref(beam) = 1.688 . Lamp 4 (590 nm): sen(beam) = 1.280 ref(beam) = 2.126 . Lamp 5 (660 nm): sen(beam) = .492 ref(beam) = .804 . Lamp 6 (880 nm): sen(beam) = .892 ref(beam) = 1.084 . Lamp 7 (950 nm): sen(beam) = 1.492 ref(beam) = 1.124 ---