24-sep-16 05:00:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 9.86 hours . Total airflow this filter = 2.11 cubic meters . Mean BC concentration of all lamps = 493 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .752 sen(zero) = 0.021 . ref(beam) = 2.307 ref(zero) = 0.033 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 950 ng Mean aerosol black carbon concentration = 450 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 374 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .693 sen(zero) = 0.021 . ref(beam) = 2.549 ref(zero) = 0.033 . Optical attenuation of filter deposit = 63 . Total aerosol black carbon on filter = 1020 ng Mean aerosol black carbon concentration = 483 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 318 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .925 sen(zero) = 0.021 . ref(beam) = 1.793 ref(zero) = 0.033 . Optical attenuation of filter deposit = 56 . Total aerosol black carbon on filter = 1001 ng Mean aerosol black carbon concentration = 474 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 241 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .655 sen(zero) = 0.021 . ref(beam) = 2.246 ref(zero) = 0.033 . Optical attenuation of filter deposit = 51 . Total aerosol black carbon on filter = 1036 ng Mean aerosol black carbon concentration = 491 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 266 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .335 sen(zero) = 0.021 . ref(beam) = 1.116 ref(zero) = 0.033 . Optical attenuation of filter deposit = 47 . Total aerosol black carbon on filter = 1076 ng Mean aerosol black carbon concentration = 510 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 389 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .506 sen(zero) = 0.021 . ref(beam) = 1.173 ref(zero) = 0.033 . Optical attenuation of filter deposit = 36 . Total aerosol black carbon on filter = 1107 ng Mean aerosol black carbon concentration = 524 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 305 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .870 sen(zero) = 0.021 . ref(beam) = 1.211 ref(zero) = 0.033 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 1089 ng Mean aerosol black carbon concentration = 516 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 419 ppm. --- Disk space = 5.074944E+08 bytes free: One entry at every 2 minutes. There is space for 43154 hours ( 1798 days) more data --- 24-sep-16 05:00:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 24-sep-16 05:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.033 . Lamp 1 (370 nm): sen(beam) = 1.637 ref(beam) = 2.355 . Lamp 2 (470 nm): sen(beam) = 1.338 ref(beam) = 2.601 . Lamp 3 (520 nm): sen(beam) = 1.678 ref(beam) = 1.828 . Lamp 4 (590 nm): sen(beam) = 1.102 ref(beam) = 2.234 . Lamp 5 (660 nm): sen(beam) = .544 ref(beam) = 1.134 . Lamp 6 (880 nm): sen(beam) = .744 ref(beam) = 1.192 . Lamp 7 (950 nm): sen(beam) = 1.243 ref(beam) = 1.228 ---