09-oct-16 03:18:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 19.66 hours . Total airflow this filter = 4.35 cubic meters . Mean BC concentration of all lamps = 193 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .764 sen(zero) = 0.021 . ref(beam) = 2.295 ref(zero) = 0.031 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 218 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 208 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .755 sen(zero) = 0.021 . ref(beam) = 2.545 ref(zero) = 0.031 . Optical attenuation of filter deposit = 55 . Total aerosol black carbon on filter = 900 ng Mean aerosol black carbon concentration = 206 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 149 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.019 sen(zero) = 0.021 . ref(beam) = 1.803 ref(zero) = 0.031 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 849 ng Mean aerosol black carbon concentration = 195 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 139 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .696 sen(zero) = 0.021 . ref(beam) = 2.151 ref(zero) = 0.031 . Optical attenuation of filter deposit = 41 . Total aerosol black carbon on filter = 846 ng Mean aerosol black carbon concentration = 194 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 332 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .360 sen(zero) = 0.021 . ref(beam) = 1.081 ref(zero) = 0.031 . Optical attenuation of filter deposit = 37 . Total aerosol black carbon on filter = 841 ng Mean aerosol black carbon concentration = 193 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 230 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .552 sen(zero) = 0.021 . ref(beam) = 1.162 ref(zero) = 0.031 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 788 ng Mean aerosol black carbon concentration = 181 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 237 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .945 sen(zero) = 0.021 . ref(beam) = 1.193 ref(zero) = 0.031 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 725 ng Mean aerosol black carbon concentration = 166 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 296 ppm. --- Disk space = 5.048893E+08 bytes free: One entry at every 2 minutes. There is space for 42933 hours ( 1789 days) more data --- 09-oct-16 03:18:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 09-oct-16 03:27:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.033 . Lamp 1 (370 nm): sen(beam) = 1.592 ref(beam) = 2.314 . Lamp 2 (470 nm): sen(beam) = 1.314 ref(beam) = 2.576 . Lamp 3 (520 nm): sen(beam) = 1.647 ref(beam) = 1.818 . Lamp 4 (590 nm): sen(beam) = 1.032 ref(beam) = 2.120 . Lamp 5 (660 nm): sen(beam) = .516 ref(beam) = 1.089 . Lamp 6 (880 nm): sen(beam) = .714 ref(beam) = 1.166 . Lamp 7 (950 nm): sen(beam) = 1.190 ref(beam) = 1.197 --- 09-oct-16 15:00:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 11.53 hours . Total airflow this filter = 2.56 cubic meters . Mean BC concentration of all lamps = 297 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .737 sen(zero) = 0.021 . ref(beam) = 2.257 ref(zero) = 0.033 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 949 ng Mean aerosol black carbon concentration = 371 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 118 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .780 sen(zero) = 0.021 . ref(beam) = 2.543 ref(zero) = 0.033 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 822 ng Mean aerosol black carbon concentration = 321 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 63 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.067 sen(zero) = 0.021 . ref(beam) = 1.810 ref(zero) = 0.033 . Optical attenuation of filter deposit = 42 . Total aerosol black carbon on filter = 764 ng Mean aerosol black carbon concentration = 298 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 54 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .674 sen(zero) = 0.021 . ref(beam) = 1.988 ref(zero) = 0.033 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 743 ng Mean aerosol black carbon concentration = 290 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 332 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .366 sen(zero) = 0.021 . ref(beam) = 1.057 ref(zero) = 0.033 . Optical attenuation of filter deposit = 32 . Total aerosol black carbon on filter = 729 ng Mean aerosol black carbon concentration = 285 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 141 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .550 sen(zero) = 0.021 . ref(beam) = 1.131 ref(zero) = 0.033 . Optical attenuation of filter deposit = 23 . Total aerosol black carbon on filter = 693 ng Mean aerosol black carbon concentration = 271 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 159 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .933 sen(zero) = 0.021 . ref(beam) = 1.147 ref(zero) = 0.033 . Optical attenuation of filter deposit = 19 . Total aerosol black carbon on filter = 626 ng Mean aerosol black carbon concentration = 245 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 196 ppm. --- Disk space = 5.046436E+08 bytes free: One entry at every 2 minutes. There is space for 42912 hours ( 1788 days) more data --- 09-oct-16 15:00:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 09-oct-16 15:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.039 . Lamp 1 (370 nm): sen(beam) = 1.582 ref(beam) = 2.260 . Lamp 2 (470 nm): sen(beam) = 1.338 ref(beam) = 2.546 . Lamp 3 (520 nm): sen(beam) = 1.663 ref(beam) = 1.823 . Lamp 4 (590 nm): sen(beam) = .946 ref(beam) = 1.960 . Lamp 5 (660 nm): sen(beam) = .506 ref(beam) = 1.047 . Lamp 6 (880 nm): sen(beam) = .700 ref(beam) = 1.132 . Lamp 7 (950 nm): sen(beam) = 1.157 ref(beam) = 1.142 ---