03-dec-12 20:00:44 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 50.49 hours . Total airflow this filter = 14.8 cubic meters . Mean BC concentration of all lamps = 16 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.102 sen(zero) = 0.021 . ref(beam) = 2.227 ref(zero) = 0.021 . Optical attenuation of filter deposit = 18 . Total aerosol black carbon on filter = 236 ng Mean aerosol black carbon concentration = 16 ng/m3 --- The reference beam showed lamp intensity fluctuations of 33 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 1.838 sen(zero) = 0.021 . ref(beam) = 2.441 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 234 ng Mean aerosol black carbon concentration = 15 ng/m3 --- The reference beam showed lamp intensity fluctuations of 25 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.222 sen(zero) = 0.021 . ref(beam) = 2.471 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 234 ng Mean aerosol black carbon concentration = 15 ng/m3 --- The reference beam showed lamp intensity fluctuations of 28 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.724 sen(zero) = 0.021 . ref(beam) = 1.273 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 239 ng Mean aerosol black carbon concentration = 16 ng/m3 --- The reference beam showed lamp intensity fluctuations of 75 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 2.138 sen(zero) = 0.021 . ref(beam) = 2.346 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 235 ng Mean aerosol black carbon concentration = 15 ng/m3 --- The reference beam showed lamp intensity fluctuations of 47 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 2.159 sen(zero) = 0.021 . ref(beam) = 3.571 ref(zero) = 0.021 . Optical attenuation of filter deposit = 8 . Total aerosol black carbon on filter = 252 ng Mean aerosol black carbon concentration = 17 ng/m3 --- The reference beam showed lamp intensity fluctuations of 52 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.699 sen(zero) = 0.021 . ref(beam) = 4.637 ref(zero) = 0.021 . Optical attenuation of filter deposit = 7 . Total aerosol black carbon on filter = 233 ng Mean aerosol black carbon concentration = 15 ng/m3 --- The reference beam showed lamp intensity fluctuations of 52 ppm. --- Disk space = 2.421146E+07 bytes free: One entry at every 5 minutes. There is space for 5147 hours ( 214 days) more data --- Disk space = 2.755635E+07 bytes free: One entry at every 5 minutes. There is space for 5858 hours ( 244 days) more data --- 03-dec-12 20:26:04 Tape feeder mechanism advancing for 1 spot(s). --- 03-dec-12 20:31:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 03-dec-12 20:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.331 ref(beam) = 2.201 . Lamp 2 (470 nm): sen(beam) = 2.159 ref(beam) = 2.415 . Lamp 3 (520 nm): sen(beam) = 1.408 ref(beam) = 2.457 . Lamp 4 (590 nm): sen(beam) = 1.920 ref(beam) = 1.252 . Lamp 5 (660 nm): sen(beam) = 2.403 ref(beam) = 2.324 . Lamp 6 (880 nm): sen(beam) = 2.336 ref(beam) = 3.541 . Lamp 7 (950 nm): sen(beam) = 1.828 ref(beam) = 4.592 --- 03-dec-12 20:53:36 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .16 hours . Total airflow this filter = .04 cubic meters . Mean BC concentration of all lamps = 36 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.333 sen(zero) = 0.021 . ref(beam) = 2.211 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 33 ng/m3 --- The reference beam showed lamp intensity fluctuations of 3490 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 2.163 sen(zero) = 0.021 . ref(beam) = 2.424 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 1 ng Mean aerosol black carbon concentration = 51 ng/m3 --- The reference beam showed lamp intensity fluctuations of 1722 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.407 sen(zero) = 0.021 . ref(beam) = 2.459 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 35 ng/m3 --- The reference beam showed lamp intensity fluctuations of 2814 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.943 sen(zero) = 0.021 . ref(beam) = 1.266 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 1 ng Mean aerosol black carbon concentration = 42 ng/m3 --- The reference beam showed lamp intensity fluctuations of 5207 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 2.412 sen(zero) = 0.021 . ref(beam) = 2.335 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 39 ng/m3 --- The reference beam showed lamp intensity fluctuations of 4148 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 2.341 sen(zero) = 0.021 . ref(beam) = 3.551 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 30 ng/m3 --- The reference beam showed lamp intensity fluctuations of 4291 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.837 sen(zero) = 0.021 . ref(beam) = 4.614 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 0 ng Mean aerosol black carbon concentration = 20 ng/m3 --- The reference beam showed lamp intensity fluctuations of 4236 ppm. --- Disk space = 2.755635E+07 bytes free: One entry at every 5 minutes. There is space for 5858 hours ( 244 days) more data --- Disk space = 2.755174E+07 bytes free: One entry at every 5 minutes. There is space for 5857 hours ( 244 days) more data --- 03-dec-12 20:53:52 Tape feeder mechanism advancing for 1 spot(s). --- 03-dec-12 20:56:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 03-dec-12 21:04:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.330 ref(beam) = 2.223 . Lamp 2 (470 nm): sen(beam) = 2.141 ref(beam) = 2.435 . Lamp 3 (520 nm): sen(beam) = 1.414 ref(beam) = 2.484 . Lamp 4 (590 nm): sen(beam) = 1.932 ref(beam) = 1.259 . Lamp 5 (660 nm): sen(beam) = 2.381 ref(beam) = 2.330 . Lamp 6 (880 nm): sen(beam) = 2.352 ref(beam) = 3.567 . Lamp 7 (950 nm): sen(beam) = 1.821 ref(beam) = 4.602 ---