15-oct-17 09:35:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 11.41 hours . Total airflow this filter = 1.42 cubic meters . Mean BC concentration of all lamps = 468 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .843 sen(zero) = 0.021 . ref(beam) = 2.153 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 671 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 91 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .885 sen(zero) = 0.021 . ref(beam) = 2.369 ref(zero) = 0.021 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 767 ng Mean aerosol black carbon concentration = 542 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 33 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.215 sen(zero) = 0.021 . ref(beam) = 1.625 ref(zero) = 0.021 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 667 ng Mean aerosol black carbon concentration = 471 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 43 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .856 sen(zero) = 0.021 . ref(beam) = 2.089 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 628 ng Mean aerosol black carbon concentration = 444 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 244 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .357 sen(zero) = 0.021 . ref(beam) = .828 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 603 ng Mean aerosol black carbon concentration = 426 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 101 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .639 sen(zero) = 0.021 . ref(beam) = 1.043 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 529 ng Mean aerosol black carbon concentration = 374 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 125 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.083 sen(zero) = 0.021 . ref(beam) = 1.079 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 495 ng Mean aerosol black carbon concentration = 350 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 150 ppm. --- Disk space = 2.538332E+08 bytes free: One entry at every 10 minutes. There is space for 107922 hours ( 4497 days) more data --- 15-oct-17 09:35:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-oct-17 09:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.759 ref(beam) = 2.153 . Lamp 2 (470 nm): sen(beam) = 1.432 ref(beam) = 2.405 . Lamp 3 (520 nm): sen(beam) = 1.781 ref(beam) = 1.671 . Lamp 4 (590 nm): sen(beam) = 1.134 ref(beam) = 2.067 . Lamp 5 (660 nm): sen(beam) = .466 ref(beam) = .838 . Lamp 6 (880 nm): sen(beam) = .762 ref(beam) = 1.067 . Lamp 7 (950 nm): sen(beam) = 1.259 ref(beam) = 1.095 --- 15-oct-17 21:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 11.91 hours . Total airflow this filter = 1.49 cubic meters . Mean BC concentration of all lamps = 480 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .837 sen(zero) = 0.021 . ref(beam) = 2.173 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 952 ng Mean aerosol black carbon concentration = 643 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 662 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .878 sen(zero) = 0.021 . ref(beam) = 2.406 ref(zero) = 0.021 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 791 ng Mean aerosol black carbon concentration = 534 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 631 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.197 sen(zero) = 0.021 . ref(beam) = 1.670 ref(zero) = 0.021 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 705 ng Mean aerosol black carbon concentration = 476 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 657 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .840 sen(zero) = 0.021 . ref(beam) = 2.131 ref(zero) = 0.021 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 678 ng Mean aerosol black carbon concentration = 458 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 719 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .352 sen(zero) = 0.021 . ref(beam) = .840 ref(zero) = 0.021 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 667 ng Mean aerosol black carbon concentration = 450 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 754 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .629 sen(zero) = 0.021 . ref(beam) = 1.073 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 607 ng Mean aerosol black carbon concentration = 410 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 802 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.067 sen(zero) = 0.021 . ref(beam) = 1.106 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 571 ng Mean aerosol black carbon concentration = 386 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 811 ppm. --- Disk space = 2.538004E+08 bytes free: One entry at every 10 minutes. There is space for 107908 hours ( 4496 days) more data --- 15-oct-17 21:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 15-oct-17 22:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.772 ref(beam) = 2.103 . Lamp 2 (470 nm): sen(beam) = 1.457 ref(beam) = 2.350 . Lamp 3 (520 nm): sen(beam) = 1.812 ref(beam) = 1.616 . Lamp 4 (590 nm): sen(beam) = 1.149 ref(beam) = 1.998 . Lamp 5 (660 nm): sen(beam) = .474 ref(beam) = .820 . Lamp 6 (880 nm): sen(beam) = .777 ref(beam) = 1.032 . Lamp 7 (950 nm): sen(beam) = 1.285 ref(beam) = 1.067 ---