10-nov-11 17:32:47 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 22.58 hours . Total airflow this filter = 6.62 cubic meters . Mean BC concentration of all lamps = 59 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.063 sen(zero) = 0.021 . ref(beam) = 2.269 ref(zero) = 0.021 . Optical attenuation of filter deposit = 26 . Total aerosol black carbon on filter = 335 ng Mean aerosol black carbon concentration = 50 ng/m3 --- The reference beam showed lamp intensity fluctuations of 40 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 1.769 sen(zero) = 0.021 . ref(beam) = 2.455 ref(zero) = 0.021 . Optical attenuation of filter deposit = 21 . Total aerosol black carbon on filter = 346 ng Mean aerosol black carbon concentration = 52 ng/m3 --- The reference beam showed lamp intensity fluctuations of 33 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.194 sen(zero) = 0.021 . ref(beam) = 2.520 ref(zero) = 0.021 . Optical attenuation of filter deposit = 20 . Total aerosol black carbon on filter = 356 ng Mean aerosol black carbon concentration = 53 ng/m3 --- The reference beam showed lamp intensity fluctuations of 35 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.676 sen(zero) = 0.021 . ref(beam) = 1.292 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 369 ng Mean aerosol black carbon concentration = 56 ng/m3 --- The reference beam showed lamp intensity fluctuations of 156 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 2.191 sen(zero) = 0.021 . ref(beam) = 2.487 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 381 ng Mean aerosol black carbon concentration = 57 ng/m3 --- The reference beam showed lamp intensity fluctuations of 96 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 2.064 sen(zero) = 0.021 . ref(beam) = 3.635 ref(zero) = 0.021 . Optical attenuation of filter deposit = 16 . Total aerosol black carbon on filter = 493 ng Mean aerosol black carbon concentration = 74 ng/m3 --- The reference beam showed lamp intensity fluctuations of 99 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.641 sen(zero) = 0.021 . ref(beam) = 4.704 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 480 ng Mean aerosol black carbon concentration = 72 ng/m3 --- The reference beam showed lamp intensity fluctuations of 96 ppm. --- Disk space = 1.986406E+07 bytes free: One entry at every 5 minutes. There is space for 4223 hours ( 176 days) more data --- Disk space = 1.975347E+07 bytes free: One entry at every 5 minutes. There is space for 4199 hours ( 175 days) more data --- 10-nov-11 19:08:54 Tape feeder mechanism advancing for 1 spot(s). --- 10-nov-11 19:11:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 10-nov-11 19:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.356 ref(beam) = 2.274 . Lamp 2 (470 nm): sen(beam) = 2.169 ref(beam) = 2.466 . Lamp 3 (520 nm): sen(beam) = 1.430 ref(beam) = 2.546 . Lamp 4 (590 nm): sen(beam) = 1.950 ref(beam) = 1.289 . Lamp 5 (660 nm): sen(beam) = 2.562 ref(beam) = 2.491 . Lamp 6 (880 nm): sen(beam) = 2.377 ref(beam) = 3.660 . Lamp 7 (950 nm): sen(beam) = 1.865 ref(beam) = 4.717 ---