02-aug-17 04:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.24 hours . Total airflow this filter = .46 cubic meters . Mean BC concentration of all lamps = 1369 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .661 sen(zero) = 0.021 . ref(beam) = 2.154 ref(zero) = 0.021 . Optical attenuation of filter deposit = 77 . Total aerosol black carbon on filter = 975 ng Mean aerosol black carbon concentration = 2139 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 269 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .744 sen(zero) = 0.021 . ref(beam) = 2.365 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 745 ng Mean aerosol black carbon concentration = 1634 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 81 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.035 sen(zero) = 0.021 . ref(beam) = 1.630 ref(zero) = 0.021 . Optical attenuation of filter deposit = 35 . Total aerosol black carbon on filter = 628 ng Mean aerosol black carbon concentration = 1377 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 75 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .751 sen(zero) = 0.021 . ref(beam) = 2.119 ref(zero) = 0.021 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 576 ng Mean aerosol black carbon concentration = 1264 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 742 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .317 sen(zero) = 0.021 . ref(beam) = .836 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 545 ng Mean aerosol black carbon concentration = 1195 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 274 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .557 sen(zero) = 0.021 . ref(beam) = 1.051 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 466 ng Mean aerosol black carbon concentration = 1022 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 373 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .940 sen(zero) = 0.021 . ref(beam) = 1.084 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 434 ng Mean aerosol black carbon concentration = 952 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 442 ppm. --- Disk space = 2.537923E+08 bytes free: One entry at every 10 minutes. There is space for 107905 hours ( 4496 days) more data --- 02-aug-17 04:25:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 02-aug-17 04:49:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.437 ref(beam) = 2.167 . Lamp 2 (470 nm): sen(beam) = 1.192 ref(beam) = 2.383 . Lamp 3 (520 nm): sen(beam) = 1.483 ref(beam) = 1.646 . Lamp 4 (590 nm): sen(beam) = .973 ref(beam) = 2.066 . Lamp 5 (660 nm): sen(beam) = .402 ref(beam) = .840 . Lamp 6 (880 nm): sen(beam) = .646 ref(beam) = 1.056 . Lamp 7 (950 nm): sen(beam) = 1.067 ref(beam) = 1.085 --- 02-aug-17 14:55:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 10.08 hours . Total airflow this filter = 1.1 cubic meters . Mean BC concentration of all lamps = 698 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .654 sen(zero) = 0.021 . ref(beam) = 2.164 ref(zero) = 0.021 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 952 ng Mean aerosol black carbon concentration = 869 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 236 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .687 sen(zero) = 0.021 . ref(beam) = 2.372 ref(zero) = 0.021 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 853 ng Mean aerosol black carbon concentration = 780 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 142 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .941 sen(zero) = 0.021 . ref(beam) = 1.634 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 772 ng Mean aerosol black carbon concentration = 705 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 170 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .671 sen(zero) = 0.021 . ref(beam) = 2.066 ref(zero) = 0.021 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 742 ng Mean aerosol black carbon concentration = 678 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 622 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .289 sen(zero) = 0.021 . ref(beam) = .831 ref(zero) = 0.021 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 734 ng Mean aerosol black carbon concentration = 670 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 320 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .512 sen(zero) = 0.021 . ref(beam) = 1.045 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 668 ng Mean aerosol black carbon concentration = 610 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 385 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .867 sen(zero) = 0.021 . ref(beam) = 1.074 ref(zero) = 0.021 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 629 ng Mean aerosol black carbon concentration = 575 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 457 ppm. --- Disk space = 2.537759E+08 bytes free: One entry at every 10 minutes. There is space for 107898 hours ( 4496 days) more data --- 02-aug-17 14:55:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 02-aug-17 15:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.494 ref(beam) = 2.113 . Lamp 2 (470 nm): sen(beam) = 1.217 ref(beam) = 2.350 . Lamp 3 (520 nm): sen(beam) = 1.503 ref(beam) = 1.619 . Lamp 4 (590 nm): sen(beam) = .957 ref(beam) = 1.978 . Lamp 5 (660 nm): sen(beam) = .404 ref(beam) = .824 . Lamp 6 (880 nm): sen(beam) = .641 ref(beam) = 1.026 . Lamp 7 (950 nm): sen(beam) = 1.058 ref(beam) = 1.053 ---