15-mar-12 18:36:41 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 41.49 hours . Total airflow this filter = 12.17 cubic meters . Mean BC concentration of all lamps = 57 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .733 sen(zero) = 0.021 . ref(beam) = 2.261 ref(zero) = 0.021 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 657 ng Mean aerosol black carbon concentration = 54 ng/m3 --- The reference beam showed lamp intensity fluctuations of 50 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 1.293 sen(zero) = 0.021 . ref(beam) = 2.480 ref(zero) = 0.021 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 693 ng Mean aerosol black carbon concentration = 57 ng/m3 --- The reference beam showed lamp intensity fluctuations of 39 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .895 sen(zero) = 0.021 . ref(beam) = 2.508 ref(zero) = 0.021 . Optical attenuation of filter deposit = 38 . Total aerosol black carbon on filter = 685 ng Mean aerosol black carbon concentration = 56 ng/m3 --- The reference beam showed lamp intensity fluctuations of 40 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.351 sen(zero) = 0.021 . ref(beam) = 1.322 ref(zero) = 0.021 . Optical attenuation of filter deposit = 34 . Total aerosol black carbon on filter = 691 ng Mean aerosol black carbon concentration = 56 ng/m3 --- The reference beam showed lamp intensity fluctuations of 126 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 1.717 sen(zero) = 0.021 . ref(beam) = 2.540 ref(zero) = 0.021 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 711 ng Mean aerosol black carbon concentration = 58 ng/m3 --- The reference beam showed lamp intensity fluctuations of 86 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 1.806 sen(zero) = 0.021 . ref(beam) = 3.697 ref(zero) = 0.021 . Optical attenuation of filter deposit = 24 . Total aerosol black carbon on filter = 736 ng Mean aerosol black carbon concentration = 60 ng/m3 --- The reference beam showed lamp intensity fluctuations of 96 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.443 sen(zero) = 0.021 . ref(beam) = 4.837 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 711 ng Mean aerosol black carbon concentration = 58 ng/m3 --- The reference beam showed lamp intensity fluctuations of 91 ppm. --- Disk space = 2.972211E+07 bytes free: One entry at every 5 minutes. There is space for 6318 hours ( 263 days) more data --- Disk space = 2.952294E+07 bytes free: One entry at every 2 minutes. There is space for 2510 hours ( 105 days) more data --- 15-mar-12 18:40:16 Tape feeder mechanism advancing for 1 spot(s). --- 15-mar-12 18:42:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 15-mar-12 18:47:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.058 ref(beam) = 2.234 . Lamp 2 (470 nm): sen(beam) = 1.754 ref(beam) = 2.456 . Lamp 3 (520 nm): sen(beam) = 1.172 ref(beam) = 2.503 . Lamp 4 (590 nm): sen(beam) = 1.699 ref(beam) = 1.304 . Lamp 5 (660 nm): sen(beam) = 2.139 ref(beam) = 2.505 . Lamp 6 (880 nm): sen(beam) = 2.156 ref(beam) = 3.667 . Lamp 7 (950 nm): sen(beam) = 1.683 ref(beam) = 4.765 --- 15-mar-12 19:14:41 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .43 hours . Total airflow this filter = .12 cubic meters . Mean BC concentration of all lamps = 51 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.041 sen(zero) = 0.021 . ref(beam) = 2.235 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 4 ng Mean aerosol black carbon concentration = 35 ng/m3 --- The reference beam showed lamp intensity fluctuations of 233 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 1.743 sen(zero) = 0.021 . ref(beam) = 2.458 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 5 ng Mean aerosol black carbon concentration = 45 ng/m3 --- The reference beam showed lamp intensity fluctuations of 174 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.167 sen(zero) = 0.021 . ref(beam) = 2.501 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 5 ng Mean aerosol black carbon concentration = 47 ng/m3 --- The reference beam showed lamp intensity fluctuations of 115 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.692 sen(zero) = 0.021 . ref(beam) = 1.302 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 7 ng Mean aerosol black carbon concentration = 64 ng/m3 --- The reference beam showed lamp intensity fluctuations of 799 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 2.127 sen(zero) = 0.021 . ref(beam) = 2.498 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 6 ng Mean aerosol black carbon concentration = 59 ng/m3 --- The reference beam showed lamp intensity fluctuations of 516 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 2.142 sen(zero) = 0.021 . ref(beam) = 3.649 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 6 ng Mean aerosol black carbon concentration = 51 ng/m3 --- The reference beam showed lamp intensity fluctuations of 534 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.677 sen(zero) = 0.021 . ref(beam) = 4.753 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 6 ng Mean aerosol black carbon concentration = 52 ng/m3 --- The reference beam showed lamp intensity fluctuations of 550 ppm. --- Disk space = 2.952294E+07 bytes free: One entry at every 2 minutes. There is space for 2510 hours ( 105 days) more data --- Disk space = 2.951424E+07 bytes free: One entry at every 2 minutes. There is space for 2510 hours ( 105 days) more data --- 15-mar-12 19:18:09 Tape feeder mechanism advancing for 1 spot(s). --- 15-mar-12 19:20:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 15-mar-12 19:25:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.357 ref(beam) = 2.228 . Lamp 2 (470 nm): sen(beam) = 2.161 ref(beam) = 2.471 . Lamp 3 (520 nm): sen(beam) = 1.439 ref(beam) = 2.499 . Lamp 4 (590 nm): sen(beam) = 2.018 ref(beam) = 1.295 . Lamp 5 (660 nm): sen(beam) = 2.552 ref(beam) = 2.521 . Lamp 6 (880 nm): sen(beam) = 2.437 ref(beam) = 3.644 . Lamp 7 (950 nm): sen(beam) = 1.889 ref(beam) = 4.789 --- 15-mar-12 22:07:04 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.66 hours . Total airflow this filter = .78 cubic meters . Mean BC concentration of all lamps = 46 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.316 sen(zero) = 0.021 . ref(beam) = 2.238 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 35 ng Mean aerosol black carbon concentration = 46 ng/m3 --- The reference beam showed lamp intensity fluctuations of 55 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 2.120 sen(zero) = 0.021 . ref(beam) = 2.477 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 34 ng Mean aerosol black carbon concentration = 44 ng/m3 --- The reference beam showed lamp intensity fluctuations of 28 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.413 sen(zero) = 0.021 . ref(beam) = 2.500 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 33 ng Mean aerosol black carbon concentration = 43 ng/m3 --- The reference beam showed lamp intensity fluctuations of 31 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.995 sen(zero) = 0.021 . ref(beam) = 1.300 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 35 ng Mean aerosol black carbon concentration = 46 ng/m3 --- The reference beam showed lamp intensity fluctuations of 58 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 2.515 sen(zero) = 0.021 . ref(beam) = 2.525 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 36 ng Mean aerosol black carbon concentration = 47 ng/m3 --- The reference beam showed lamp intensity fluctuations of 39 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 2.407 sen(zero) = 0.021 . ref(beam) = 3.642 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 37 ng Mean aerosol black carbon concentration = 48 ng/m3 --- The reference beam showed lamp intensity fluctuations of 47 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.872 sen(zero) = 0.021 . ref(beam) = 4.799 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 36 ng Mean aerosol black carbon concentration = 47 ng/m3 --- The reference beam showed lamp intensity fluctuations of 39 ppm. --- Disk space = 2.951424E+07 bytes free: One entry at every 2 minutes. There is space for 2510 hours ( 105 days) more data --- Disk space = 2.947942E+07 bytes free: One entry at every 5 minutes. There is space for 6267 hours ( 261 days) more data --- 15-mar-12 22:49:26 Tape feeder mechanism advancing for 1 spot(s). --- 15-mar-12 22:51:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 15-mar-12 22:59:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.349 ref(beam) = 2.239 . Lamp 2 (470 nm): sen(beam) = 2.176 ref(beam) = 2.471 . Lamp 3 (520 nm): sen(beam) = 1.429 ref(beam) = 2.502 . Lamp 4 (590 nm): sen(beam) = 1.980 ref(beam) = 1.298 . Lamp 5 (660 nm): sen(beam) = 2.562 ref(beam) = 2.517 . Lamp 6 (880 nm): sen(beam) = 2.391 ref(beam) = 3.662 . Lamp 7 (950 nm): sen(beam) = 1.888 ref(beam) = 4.782 ---