09-sep-18 07:45:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 9.91 hours . Total airflow this filter = 1 cubic meters . Mean BC concentration of all lamps = 667 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .929 sen(zero) = 0.021 . ref(beam) = 2.327 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 959 ng Mean aerosol black carbon concentration = 961 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 124 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 1.000 sen(zero) = 0.021 . ref(beam) = 2.513 ref(zero) = 0.021 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 777 ng Mean aerosol black carbon concentration = 778 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 70 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.378 sen(zero) = 0.021 . ref(beam) = 1.691 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 677 ng Mean aerosol black carbon concentration = 678 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 100 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .973 sen(zero) = 0.021 . ref(beam) = 2.245 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 632 ng Mean aerosol black carbon concentration = 633 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 286 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .378 sen(zero) = 0.021 . ref(beam) = .810 ref(zero) = 0.021 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 608 ng Mean aerosol black carbon concentration = 609 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 162 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .751 sen(zero) = 0.021 . ref(beam) = 1.105 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 522 ng Mean aerosol black carbon concentration = 523 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 175 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.290 sen(zero) = 0.021 . ref(beam) = 1.154 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 485 ng Mean aerosol black carbon concentration = 486 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 214 ppm. --- Disk space = 2.535014E+08 bytes free: One entry at every 10 minutes. There is space for 107781 hours ( 4491 days) more data --- 09-sep-18 07:45:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 09-sep-18 08:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.992 ref(beam) = 2.378 . Lamp 2 (470 nm): sen(beam) = 1.606 ref(beam) = 2.589 . Lamp 3 (520 nm): sen(beam) = 1.986 ref(beam) = 1.731 . Lamp 4 (590 nm): sen(beam) = 1.263 ref(beam) = 2.225 . Lamp 5 (660 nm): sen(beam) = .481 ref(beam) = .832 . Lamp 6 (880 nm): sen(beam) = .865 ref(beam) = 1.120 . Lamp 7 (950 nm): sen(beam) = 1.451 ref(beam) = 1.171 --- 09-sep-18 21:05:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 12.91 hours . Total airflow this filter = 1.32 cubic meters . Mean BC concentration of all lamps = 565 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .929 sen(zero) = 0.021 . ref(beam) = 2.400 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 958 ng Mean aerosol black carbon concentration = 727 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 274 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .946 sen(zero) = 0.021 . ref(beam) = 2.595 ref(zero) = 0.021 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 843 ng Mean aerosol black carbon concentration = 639 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 123 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.290 sen(zero) = 0.021 . ref(beam) = 1.733 ref(zero) = 0.021 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 758 ng Mean aerosol black carbon concentration = 575 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 148 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .912 sen(zero) = 0.021 . ref(beam) = 2.302 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 725 ng Mean aerosol black carbon concentration = 550 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 711 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .355 sen(zero) = 0.021 . ref(beam) = .835 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 712 ng Mean aerosol black carbon concentration = 540 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 282 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .709 sen(zero) = 0.021 . ref(beam) = 1.131 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 631 ng Mean aerosol black carbon concentration = 478 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 388 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.224 sen(zero) = 0.021 . ref(beam) = 1.187 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 591 ng Mean aerosol black carbon concentration = 448 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 428 ppm. --- Disk space = 2.534728E+08 bytes free: One entry at every 10 minutes. There is space for 107769 hours ( 4490 days) more data --- 09-sep-18 21:05:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 09-sep-18 21:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 2.090 ref(beam) = 2.266 . Lamp 2 (470 nm): sen(beam) = 1.675 ref(beam) = 2.458 . Lamp 3 (520 nm): sen(beam) = 2.071 ref(beam) = 1.657 . Lamp 4 (590 nm): sen(beam) = 1.320 ref(beam) = 2.127 . Lamp 5 (660 nm): sen(beam) = .500 ref(beam) = .789 . Lamp 6 (880 nm): sen(beam) = .902 ref(beam) = 1.076 . Lamp 7 (950 nm): sen(beam) = 1.513 ref(beam) = 1.119 ---