03-aug-10 18:25:54 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 20.75 hours . Total airflow this filter = 6.09 cubic meters . Mean BC concentration of all lamps = 49 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.078 sen(zero) = 0.021 . ref(beam) = 2.213 ref(zero) = 0.021 . Optical attenuation of filter deposit = 22 . Total aerosol black carbon on filter = 290 ng Mean aerosol black carbon concentration = 47 ng/m3 --- The reference beam showed lamp intensity fluctuations of 392 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 1.774 sen(zero) = 0.021 . ref(beam) = 2.319 ref(zero) = 0.021 . Optical attenuation of filter deposit = 17 . Total aerosol black carbon on filter = 288 ng Mean aerosol black carbon concentration = 47 ng/m3 --- The reference beam showed lamp intensity fluctuations of 433 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.241 sen(zero) = 0.021 . ref(beam) = 2.493 ref(zero) = 0.021 . Optical attenuation of filter deposit = 15 . Total aerosol black carbon on filter = 282 ng Mean aerosol black carbon concentration = 46 ng/m3 --- The reference beam showed lamp intensity fluctuations of 413 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.584 sen(zero) = 0.021 . ref(beam) = 1.170 ref(zero) = 0.021 . Optical attenuation of filter deposit = 14 . Total aerosol black carbon on filter = 287 ng Mean aerosol black carbon concentration = 47 ng/m3 --- The reference beam showed lamp intensity fluctuations of 462 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 2.415 sen(zero) = 0.021 . ref(beam) = 2.632 ref(zero) = 0.021 . Optical attenuation of filter deposit = 13 . Total aerosol black carbon on filter = 299 ng Mean aerosol black carbon concentration = 49 ng/m3 --- The reference beam showed lamp intensity fluctuations of 497 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 2.059 sen(zero) = 0.021 . ref(beam) = 3.400 ref(zero) = 0.021 . Optical attenuation of filter deposit = 11 . Total aerosol black carbon on filter = 334 ng Mean aerosol black carbon concentration = 55 ng/m3 --- The reference beam showed lamp intensity fluctuations of 520 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.638 sen(zero) = 0.021 . ref(beam) = 4.455 ref(zero) = 0.021 . Optical attenuation of filter deposit = 10 . Total aerosol black carbon on filter = 330 ng Mean aerosol black carbon concentration = 54 ng/m3 --- The reference beam showed lamp intensity fluctuations of 560 ppm. --- Disk space = 1.64736E+07 bytes free: One entry at every 5 minutes. There is space for 3502 hours ( 146 days) more data --- Disk space = 1.637325E+07 bytes free: One entry at every 5 minutes. There is space for 3481 hours ( 145 days) more data --- 03-aug-10 19:55:52 Tape feeder mechanism advancing for 1 spot(s). --- 03-aug-10 20:01:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 03-aug-10 20:09:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.324 ref(beam) = 2.124 . Lamp 2 (470 nm): sen(beam) = 2.091 ref(beam) = 2.253 . Lamp 3 (520 nm): sen(beam) = 1.449 ref(beam) = 2.433 . Lamp 4 (590 nm): sen(beam) = 1.794 ref(beam) = 1.127 . Lamp 5 (660 nm): sen(beam) = 2.709 ref(beam) = 2.563 . Lamp 6 (880 nm): sen(beam) = 2.278 ref(beam) = 3.295 . Lamp 7 (950 nm): sen(beam) = 1.785 ref(beam) = 4.351 --- Disk space = 1.637222E+07 bytes free: One entry at every 5 minutes. There is space for 3480 hours ( 145 days) more data --- 03-aug-10 20:15:12 Tape feeder mechanism advancing for 1 spot(s). --- 03-aug-10 20:21:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 03-aug-10 20:29:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.320 ref(beam) = 2.096 . Lamp 2 (470 nm): sen(beam) = 2.083 ref(beam) = 2.241 . Lamp 3 (520 nm): sen(beam) = 1.444 ref(beam) = 2.418 . Lamp 4 (590 nm): sen(beam) = 1.784 ref(beam) = 1.117 . Lamp 5 (660 nm): sen(beam) = 2.698 ref(beam) = 2.543 . Lamp 6 (880 nm): sen(beam) = 2.283 ref(beam) = 3.273 . Lamp 7 (950 nm): sen(beam) = 1.780 ref(beam) = 4.300 ---