Disk space = 2.600837E+08 bytes free: One entry at every 5 minutes.
There is space for 55290 hours ( 2304 days) more data
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18-jun-07  14:40:10  Tape feeder mechanism advancing for 1 spot(s).

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Disk space = 2.600796E+08 bytes free: One entry at every 5 minutes.
There is space for 55289 hours ( 2304 days) more data
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18-jun-07  13:55:41  Tape feeder mechanism advancing for 1 spot(s).

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18-jun-07  14:00:37  
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Automatic re-start
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MAGEE SCIEN.
AETHALOMETER
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Aethalometer No. 774
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18-jun-07  14:04:56  Measurements started
Starting voltages:
.           sen(zero) =   0.021 ref(zero) =   0.020
.  Lamp 1 (370 nm): sen(beam) =    .942 ref(beam) =   1.595
.  Lamp 2 (470 nm): sen(beam) =   1.356 ref(beam) =   1.576
.  Lamp 3 (520 nm): sen(beam) =   1.441 ref(beam) =   2.054
.  Lamp 4 (590 nm): sen(beam) =   1.333 ref(beam) =   2.823
.  Lamp 5 (660 nm): sen(beam) =   2.141 ref(beam) =   2.716
.  Lamp 6 (880 nm): sen(beam) =   1.697 ref(beam) =   2.449
.  Lamp 7 (950 nm): sen(beam) =   1.451 ref(beam) =   2.291

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18-jun-07  14:58:53  Measurements ended
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.                   Number of lamps (L) = 7
.                   Filter running time = .83 hours
.             Total airflow this filter = .24 cubic meters
.    Mean BC concentration of all lamps = 345 ng/m3
.
Report for lamp 1 (370 nm):
. Ending voltages: sen(beam) =    .884  sen(zero) =   0.021
.                  ref(beam) =   1.587  ref(zero) =   0.020
. Optical attenuation of filter deposit = 5
.  Total aerosol black carbon on filter = 71 ng
Mean aerosol black carbon concentration = 320 ng/m3
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The reference beam showed lamp intensity fluctuations of 4973 ppm.
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Report for lamp 2 (470 nm):
. Ending voltages: sen(beam) =   1.283  sen(zero) =   0.021
.                  ref(beam) =   1.562  ref(zero) =   0.020
. Optical attenuation of filter deposit = 4
.  Total aerosol black carbon on filter = 69 ng
Mean aerosol black carbon concentration = 311 ng/m3
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The reference beam showed lamp intensity fluctuations of 669 ppm.
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Report for lamp 3 (520 nm):
. Ending voltages: sen(beam) =   1.369  sen(zero) =   0.021
.                  ref(beam) =   2.035  ref(zero) =   0.020
. Optical attenuation of filter deposit = 3
.  Total aerosol black carbon on filter = 69 ng
Mean aerosol black carbon concentration = 313 ng/m3
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The reference beam showed lamp intensity fluctuations of 677 ppm.
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Report for lamp 4 (590 nm):
. Ending voltages: sen(beam) =   1.250  sen(zero) =   0.021
.                  ref(beam) =   2.746  ref(zero) =   0.020
. Optical attenuation of filter deposit = 3
.  Total aerosol black carbon on filter = 74 ng
Mean aerosol black carbon concentration = 334 ng/m3
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The reference beam showed lamp intensity fluctuations of 4352 ppm.
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Report for lamp 5 (660 nm):
. Ending voltages: sen(beam) =   2.019  sen(zero) =   0.021
.                  ref(beam) =   2.658  ref(zero) =   0.020
. Optical attenuation of filter deposit = 3
.  Total aerosol black carbon on filter = 79 ng
Mean aerosol black carbon concentration = 356 ng/m3
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The reference beam showed lamp intensity fluctuations of 2454 ppm.
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Report for lamp 6 (880 nm):
. Ending voltages: sen(beam) =   1.598  sen(zero) =   0.021
.                  ref(beam) =   2.375  ref(zero) =   0.020
. Optical attenuation of filter deposit = 2
.  Total aerosol black carbon on filter = 83 ng
Mean aerosol black carbon concentration = 378 ng/m3
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The reference beam showed lamp intensity fluctuations of 3205 ppm.
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Report for lamp 7 (950 nm):
. Ending voltages: sen(beam) =   1.366  sen(zero) =   0.021
.                  ref(beam) =   2.219  ref(zero) =   0.020
. Optical attenuation of filter deposit = 2
.  Total aerosol black carbon on filter = 89 ng
Mean aerosol black carbon concentration = 401 ng/m3
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The reference beam showed lamp intensity fluctuations of 3351 ppm.
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Disk space = 2.600796E+08 bytes free: One entry at every 5 minutes.
There is space for 55289 hours ( 2304 days) more data
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Disk space = 2.600714E+08 bytes free: One entry at every 5 minutes.
There is space for 55287 hours ( 2304 days) more data
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18-jun-07  15:11:26  Tape feeder mechanism advancing for 1 spot(s).

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18-jun-07  15:15:37  
=============================================================
Automatic re-start
=============================================================
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MAGEE SCIEN.
AETHALOMETER
---
Aethalometer No. 774
---
18-jun-07  15:19:56  Measurements started
Starting voltages:
.           sen(zero) =   0.021 ref(zero) =   0.020
.  Lamp 1 (370 nm): sen(beam) =    .884 ref(beam) =   1.477
.  Lamp 2 (470 nm): sen(beam) =   1.361 ref(beam) =   1.549
.  Lamp 3 (520 nm): sen(beam) =   1.443 ref(beam) =   2.029
.  Lamp 4 (590 nm): sen(beam) =   1.272 ref(beam) =   2.660
.  Lamp 5 (660 nm): sen(beam) =   2.086 ref(beam) =   2.619
.  Lamp 6 (880 nm): sen(beam) =   1.632 ref(beam) =   2.347
.  Lamp 7 (950 nm): sen(beam) =   1.392 ref(beam) =   2.191

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