10-apr-12 15:25:00 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 80.5 hours . Total airflow this filter = 23.6 cubic meters . Mean BC concentration of all lamps = 59 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = .499 sen(zero) = 0.021 . ref(beam) = 2.251 ref(zero) = 0.021 . Optical attenuation of filter deposit = 99 . Total aerosol black carbon on filter = 1253 ng Mean aerosol black carbon concentration = 53 ng/m3 --- The reference beam showed lamp intensity fluctuations of 51 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = .909 sen(zero) = 0.021 . ref(beam) = 2.472 ref(zero) = 0.021 . Optical attenuation of filter deposit = 84 . Total aerosol black carbon on filter = 1366 ng Mean aerosol black carbon concentration = 57 ng/m3 --- The reference beam showed lamp intensity fluctuations of 40 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = .651 sen(zero) = 0.021 . ref(beam) = 2.510 ref(zero) = 0.021 . Optical attenuation of filter deposit = 76 . Total aerosol black carbon on filter = 1358 ng Mean aerosol black carbon concentration = 57 ng/m3 --- The reference beam showed lamp intensity fluctuations of 34 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = .953 sen(zero) = 0.021 . ref(beam) = 1.278 ref(zero) = 0.021 . Optical attenuation of filter deposit = 69 . Total aerosol black carbon on filter = 1398 ng Mean aerosol black carbon concentration = 59 ng/m3 --- The reference beam showed lamp intensity fluctuations of 148 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 1.284 sen(zero) = 0.021 . ref(beam) = 2.476 ref(zero) = 0.021 . Optical attenuation of filter deposit = 64 . Total aerosol black carbon on filter = 1458 ng Mean aerosol black carbon concentration = 61 ng/m3 --- The reference beam showed lamp intensity fluctuations of 92 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 1.397 sen(zero) = 0.021 . ref(beam) = 3.626 ref(zero) = 0.021 . Optical attenuation of filter deposit = 50 . Total aerosol black carbon on filter = 1525 ng Mean aerosol black carbon concentration = 64 ng/m3 --- The reference beam showed lamp intensity fluctuations of 100 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.149 sen(zero) = 0.021 . ref(beam) = 4.695 ref(zero) = 0.021 . Optical attenuation of filter deposit = 46 . Total aerosol black carbon on filter = 1498 ng Mean aerosol black carbon concentration = 63 ng/m3 --- The reference beam showed lamp intensity fluctuations of 99 ppm. --- Disk space = 2.693939E+07 bytes free: One entry at every 5 minutes. There is space for 5727 hours ( 239 days) more data --- 10-apr-12 15:25:00 Tape feeder mechanism advancing for 1 spot(s). --- ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 10-apr-12 15:39:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.339 ref(beam) = 2.225 . Lamp 2 (470 nm): sen(beam) = 2.162 ref(beam) = 2.458 . Lamp 3 (520 nm): sen(beam) = 1.426 ref(beam) = 2.501 . Lamp 4 (590 nm): sen(beam) = 1.943 ref(beam) = 1.264 . Lamp 5 (660 nm): sen(beam) = 2.509 ref(beam) = 2.466 . Lamp 6 (880 nm): sen(beam) = 2.371 ref(beam) = 3.593 . Lamp 7 (950 nm): sen(beam) = 1.855 ref(beam) = 4.673 --- 10-apr-12 18:08:26 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = 2.41 hours . Total airflow this filter = .7 cubic meters . Mean BC concentration of all lamps = 42 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.306 sen(zero) = 0.021 . ref(beam) = 2.233 ref(zero) = 0.021 . Optical attenuation of filter deposit = 2 . Total aerosol black carbon on filter = 30 ng Mean aerosol black carbon concentration = 43 ng/m3 --- The reference beam showed lamp intensity fluctuations of 72 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 2.122 sen(zero) = 0.021 . ref(beam) = 2.464 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 29 ng Mean aerosol black carbon concentration = 42 ng/m3 --- The reference beam showed lamp intensity fluctuations of 61 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.400 sen(zero) = 0.021 . ref(beam) = 2.499 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 28 ng Mean aerosol black carbon concentration = 41 ng/m3 --- The reference beam showed lamp intensity fluctuations of 51 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.932 sen(zero) = 0.021 . ref(beam) = 1.275 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 28 ng Mean aerosol black carbon concentration = 41 ng/m3 --- The reference beam showed lamp intensity fluctuations of 202 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 2.479 sen(zero) = 0.021 . ref(beam) = 2.472 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 29 ng Mean aerosol black carbon concentration = 43 ng/m3 --- The reference beam showed lamp intensity fluctuations of 136 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 2.342 sen(zero) = 0.021 . ref(beam) = 3.595 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 30 ng Mean aerosol black carbon concentration = 44 ng/m3 --- The reference beam showed lamp intensity fluctuations of 146 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.841 sen(zero) = 0.021 . ref(beam) = 4.687 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 29 ng Mean aerosol black carbon concentration = 42 ng/m3 --- The reference beam showed lamp intensity fluctuations of 143 ppm. --- Disk space = 2.655744E+07 bytes free: One entry at every 5 minutes. There is space for 5646 hours ( 235 days) more data --- Disk space = 2.65431E+07 bytes free: One entry at every 5 minutes. There is space for 5643 hours ( 235 days) more data --- 10-apr-12 18:10:33 Tape feeder mechanism advancing for 1 spot(s). --- 10-apr-12 18:16:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 10-apr-12 18:24:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.357 ref(beam) = 2.241 . Lamp 2 (470 nm): sen(beam) = 2.198 ref(beam) = 2.474 . Lamp 3 (520 nm): sen(beam) = 1.443 ref(beam) = 2.514 . Lamp 4 (590 nm): sen(beam) = 1.946 ref(beam) = 1.264 . Lamp 5 (660 nm): sen(beam) = 2.538 ref(beam) = 2.476 . Lamp 6 (880 nm): sen(beam) = 2.385 ref(beam) = 3.599 . Lamp 7 (950 nm): sen(beam) = 1.867 ref(beam) = 4.683 --- 10-apr-12 19:19:38 Measurements ended --- . Number of lamps (L) = 7 . Filter running time = .83 hours . Total airflow this filter = .24 cubic meters . Mean BC concentration of all lamps = 48 ng/m3 . Report for lamp 1 (370 nm): . Ending voltages: sen(beam) = 1.344 sen(zero) = 0.021 . ref(beam) = 2.247 ref(zero) = 0.021 . Optical attenuation of filter deposit = 1 . Total aerosol black carbon on filter = 12 ng Mean aerosol black carbon concentration = 58 ng/m3 --- The reference beam showed lamp intensity fluctuations of 212 ppm. --- Report for lamp 2 (470 nm): . Ending voltages: sen(beam) = 2.184 sen(zero) = 0.021 . ref(beam) = 2.479 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 11 ng Mean aerosol black carbon concentration = 50 ng/m3 --- The reference beam showed lamp intensity fluctuations of 222 ppm. --- Report for lamp 3 (520 nm): . Ending voltages: sen(beam) = 1.433 sen(zero) = 0.021 . ref(beam) = 2.513 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 9 ng Mean aerosol black carbon concentration = 45 ng/m3 --- The reference beam showed lamp intensity fluctuations of 156 ppm. --- Report for lamp 4 (590 nm): . Ending voltages: sen(beam) = 1.946 sen(zero) = 0.021 . ref(beam) = 1.270 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 9 ng Mean aerosol black carbon concentration = 42 ng/m3 --- The reference beam showed lamp intensity fluctuations of 748 ppm. --- Report for lamp 5 (660 nm): . Ending voltages: sen(beam) = 2.528 sen(zero) = 0.021 . ref(beam) = 2.479 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 9 ng Mean aerosol black carbon concentration = 44 ng/m3 --- The reference beam showed lamp intensity fluctuations of 493 ppm. --- Report for lamp 6 (880 nm): . Ending voltages: sen(beam) = 2.371 sen(zero) = 0.021 . ref(beam) = 3.594 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 11 ng Mean aerosol black carbon concentration = 51 ng/m3 --- The reference beam showed lamp intensity fluctuations of 533 ppm. --- Report for lamp 7 (950 nm): . Ending voltages: sen(beam) = 1.863 sen(zero) = 0.021 . ref(beam) = 4.688 ref(zero) = 0.021 . Optical attenuation of filter deposit = 0 . Total aerosol black carbon on filter = 9 ng Mean aerosol black carbon concentration = 42 ng/m3 --- The reference beam showed lamp intensity fluctuations of 491 ppm. --- Disk space = 2.65431E+07 bytes free: One entry at every 5 minutes. There is space for 5643 hours ( 235 days) more data --- Disk space = 2.653542E+07 bytes free: One entry at every 5 minutes. There is space for 5641 hours ( 235 days) more data --- 10-apr-12 20:04:53 Tape feeder mechanism advancing for 1 spot(s). --- 10-apr-12 20:11:00 ============================================================= Automatic re-start ============================================================= --- MAGEE SCIEN. AETHALOMETER --- Aethalometer No. 463 --- 10-apr-12 20:19:54 Measurements started Starting voltages: . sen(zero) = 0.021 ref(zero) = 0.021 . Lamp 1 (370 nm): sen(beam) = 1.346 ref(beam) = 2.258 . Lamp 2 (470 nm): sen(beam) = 2.179 ref(beam) = 2.475 . Lamp 3 (520 nm): sen(beam) = 1.438 ref(beam) = 2.532 . Lamp 4 (590 nm): sen(beam) = 1.931 ref(beam) = 1.264 . Lamp 5 (660 nm): sen(beam) = 2.521 ref(beam) = 2.460 . Lamp 6 (880 nm): sen(beam) = 2.370 ref(beam) = 3.612 . Lamp 7 (950 nm): sen(beam) = 1.851 ref(beam) = 4.663 ---