05-oct-16 07:20:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 16.06 hours . Total airflow this filter = 3.5 cubic meters . Mean BC concentration of all lamps = 281 ng/vm3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .746 sen(zero) = 0.021 . ref(beam) = 2.319 ref(zero) = 0.040 . Optical attenuation of filter deposit = 75 . Total aerosol black carbon on filter = 951 ng Mean aerosol black carbon concentration = 271 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 191 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .705 sen(zero) = 0.021 . ref(beam) = 2.598 ref(zero) = 0.040 . Optical attenuation of filter deposit = 61 . Total aerosol black carbon on filter = 990 ng Mean aerosol black carbon concentration = 282 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 77 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .942 sen(zero) = 0.021 . ref(beam) = 1.829 ref(zero) = 0.040 . Optical attenuation of filter deposit = 54 . Total aerosol black carbon on filter = 974 ng Mean aerosol black carbon concentration = 278 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 94 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .627 sen(zero) = 0.021 . ref(beam) = 2.158 ref(zero) = 0.040 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 1008 ng Mean aerosol black carbon concentration = 287 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 128 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = .330 sen(zero) = 0.021 . ref(beam) = 1.108 ref(zero) = 0.040 . Optical attenuation of filter deposit = 44 . Total aerosol black carbon on filter = 1011 ng Mean aerosol black carbon concentration = 288 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 96 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = .508 sen(zero) = 0.021 . ref(beam) = 1.171 ref(zero) = 0.040 . Optical attenuation of filter deposit = 33 . Total aerosol black carbon on filter = 1010 ng Mean aerosol black carbon concentration = 288 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 99 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = .869 sen(zero) = 0.021 . ref(beam) = 1.204 ref(zero) = 0.040 . Optical attenuation of filter deposit = 29 . Total aerosol black carbon on filter = 956 ng Mean aerosol black carbon concentration = 273 ng/vm3 --- The reference beam showed lamp intensity fluctuations of 116 ppm. --- Disk space = 5.059707E+08 bytes free: One entry at every 2 minutes. There is space for 43025 hours ( 1793 days) more data --- 05-oct-16 07:20:00 Tape feeder mechanism advancing for 2 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 360 --- 05-oct-16 07:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.034 . Lamp 1 (370 nm): sen(beam) = 1.613 ref(beam) = 2.261 . Lamp 2 (470 nm): sen(beam) = 1.339 ref(beam) = 2.527 . Lamp 3 (520 nm): sen(beam) = 1.680 ref(beam) = 1.789 . Lamp 4 (590 nm): sen(beam) = 1.035 ref(beam) = 2.061 . Lamp 5 (660 nm): sen(beam) = .526 ref(beam) = 1.075 . Lamp 6 (880 nm): sen(beam) = .729 ref(beam) = 1.141 . Lamp 7 (950 nm): sen(beam) = 1.208 ref(beam) = 1.172 ---