23-sep-16 01:32:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 7.89 hours . Total airflow this filter = 1.7 cubic meters . Mean BC concentration of all lamps = 638 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .754 sen(zero) = 0.021 . ref(beam) = 2.487 ref(zero) = 0.051 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 950 ng Mean aerosol black carbon concentration = 560 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 488 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .688 sen(zero) = 0.021 . ref(beam) = 2.731 ref(zero) = 0.051 . Optical attenuation of filter deposit = 64 . Total aerosol black carbon on filter = 1032 ng Mean aerosol black carbon concentration = 609 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 368 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .919 sen(zero) = 0.021 . ref(beam) = 1.904 ref(zero) = 0.051 . Optical attenuation of filter deposit = 57 . Total aerosol black carbon on filter = 1022 ng Mean aerosol black carbon concentration = 603 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 360 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .648 sen(zero) = 0.021 . ref(beam) = 2.364 ref(zero) = 0.051 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 1067 ng Mean aerosol black carbon concentration = 630 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 362 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .332 sen(zero) = 0.021 . ref(beam) = 1.213 ref(zero) = 0.051 . Optical attenuation of filter deposit = 49 . Total aerosol black carbon on filter = 1110 ng Mean aerosol black carbon concentration = 655 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 396 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .488 sen(zero) = 0.021 . ref(beam) = 1.253 ref(zero) = 0.051 . Optical attenuation of filter deposit = 39 . Total aerosol black carbon on filter = 1197 ng Mean aerosol black carbon concentration = 707 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 383 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .838 sen(zero) = 0.021 . ref(beam) = 1.298 ref(zero) = 0.051 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 1189 ng Mean aerosol black carbon concentration = 702 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 435 ppm. --- Disk space = 5.078139E+08 bytes free: One entry at every 2 minutes. There is space for 43181 hours ( 1799 days) more data --- 23-sep-16 01:32:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 23-sep-16 01:41:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.048 . Lamp 1 (370 nm): sen(beam) = 1.768 ref(beam) = 2.391 . Lamp 2 (470 nm): sen(beam) = 1.432 ref(beam) = 2.657 . Lamp 3 (520 nm): sen(beam) = 1.797 ref(beam) = 1.869 . Lamp 4 (590 nm): sen(beam) = 1.175 ref(beam) = 2.255 . Lamp 5 (660 nm): sen(beam) = .583 ref(beam) = 1.182 . Lamp 6 (880 nm): sen(beam) = .791 ref(beam) = 1.227 . Lamp 7 (950 nm): sen(beam) = 1.325 ref(beam) = 1.275 --- 23-sep-16 14:12:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 12.5 hours . Total airflow this filter = 2.73 cubic meters . Mean BC concentration of all lamps = 352 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .836 sen(zero) = 0.021 . ref(beam) = 2.379 ref(zero) = 0.048 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 348 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 274 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .774 sen(zero) = 0.021 . ref(beam) = 2.636 ref(zero) = 0.048 . Optical attenuation of filter deposit = 61 . Total aerosol black carbon on filter = 987 ng Mean aerosol black carbon concentration = 362 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 167 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.043 sen(zero) = 0.021 . ref(beam) = 1.846 ref(zero) = 0.048 . Optical attenuation of filter deposit = 53 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 348 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 189 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .726 sen(zero) = 0.021 . ref(beam) = 2.246 ref(zero) = 0.048 . Optical attenuation of filter deposit = 48 . Total aerosol black carbon on filter = 982 ng Mean aerosol black carbon concentration = 360 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 313 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .374 sen(zero) = 0.021 . ref(beam) = 1.159 ref(zero) = 0.048 . Optical attenuation of filter deposit = 43 . Total aerosol black carbon on filter = 983 ng Mean aerosol black carbon concentration = 360 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 233 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .567 sen(zero) = 0.021 . ref(beam) = 1.204 ref(zero) = 0.048 . Optical attenuation of filter deposit = 31 . Total aerosol black carbon on filter = 958 ng Mean aerosol black carbon concentration = 351 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 273 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .976 sen(zero) = 0.021 . ref(beam) = 1.252 ref(zero) = 0.048 . Optical attenuation of filter deposit = 28 . Total aerosol black carbon on filter = 917 ng Mean aerosol black carbon concentration = 336 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 302 ppm. --- Disk space = 5.076992E+08 bytes free: One entry at every 2 minutes. There is space for 43172 hours ( 1799 days) more data --- 23-sep-16 14:12:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 23-sep-16 14:21:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.041 . Lamp 1 (370 nm): sen(beam) = 1.620 ref(beam) = 2.268 . Lamp 2 (470 nm): sen(beam) = 1.335 ref(beam) = 2.545 . Lamp 3 (520 nm): sen(beam) = 1.657 ref(beam) = 1.785 . Lamp 4 (590 nm): sen(beam) = 1.070 ref(beam) = 2.133 . Lamp 5 (660 nm): sen(beam) = .544 ref(beam) = 1.123 . Lamp 6 (880 nm): sen(beam) = .730 ref(beam) = 1.165 . Lamp 7 (950 nm): sen(beam) = 1.227 ref(beam) = 1.213 --- 23-sep-16 18:58:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 4.59 hours . Total airflow this filter = .98 cubic meters . Mean BC concentration of all lamps = 962 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .755 sen(zero) = 0.021 . ref(beam) = 2.248 ref(zero) = 0.041 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 952 ng Mean aerosol black carbon concentration = 972 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1472 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .720 sen(zero) = 0.021 . ref(beam) = 2.518 ref(zero) = 0.041 . Optical attenuation of filter deposit = 60 . Total aerosol black carbon on filter = 977 ng Mean aerosol black carbon concentration = 997 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1297 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .960 sen(zero) = 0.021 . ref(beam) = 1.758 ref(zero) = 0.041 . Optical attenuation of filter deposit = 52 . Total aerosol black carbon on filter = 940 ng Mean aerosol black carbon concentration = 959 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1150 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .662 sen(zero) = 0.021 . ref(beam) = 2.115 ref(zero) = 0.041 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 963 ng Mean aerosol black carbon concentration = 983 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1135 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .351 sen(zero) = 0.021 . ref(beam) = 1.097 ref(zero) = 0.041 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 957 ng Mean aerosol black carbon concentration = 977 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1545 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .525 sen(zero) = 0.021 . ref(beam) = 1.138 ref(zero) = 0.041 . Optical attenuation of filter deposit = 30 . Total aerosol black carbon on filter = 927 ng Mean aerosol black carbon concentration = 947 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1340 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .906 sen(zero) = 0.021 . ref(beam) = 1.183 ref(zero) = 0.041 . Optical attenuation of filter deposit = 27 . Total aerosol black carbon on filter = 884 ng Mean aerosol black carbon concentration = 902 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 1316 ppm. --- Disk space = 5.075517E+08 bytes free: One entry at every 2 minutes. There is space for 43159 hours ( 1798 days) more data --- 23-sep-16 18:58:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 23-sep-16 19:07:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.033 . Lamp 1 (370 nm): sen(beam) = 1.584 ref(beam) = 2.275 . Lamp 2 (470 nm): sen(beam) = 1.308 ref(beam) = 2.539 . Lamp 3 (520 nm): sen(beam) = 1.635 ref(beam) = 1.796 . Lamp 4 (590 nm): sen(beam) = 1.030 ref(beam) = 2.119 . Lamp 5 (660 nm): sen(beam) = .526 ref(beam) = 1.098 . Lamp 6 (880 nm): sen(beam) = .717 ref(beam) = 1.155 . Lamp 7 (950 nm): sen(beam) = 1.196 ref(beam) = 1.188 ---