Disk space = 1.077248E+08 bytes free: One entry at every 5 minutes.
There is space for 21684 hours ( 904 days) more data
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13-jul-10  07:46:01  Tape feeder mechanism advancing for 2 spot(s).

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13-jul-10  07:50:37  
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Automatic re-start
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MAGEE SCIEN.
AETHALOMETER
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Aethalometer No. 705
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13-jul-10  07:54:56  Measurements started
Starting voltages:
.           sen(zero) =   0.021 ref(zero) =   0.021
.  Lamp 1 (370 nm): sen(beam) =   1.917 ref(beam) =   1.408
.  Lamp 2 (470 nm): sen(beam) =   1.431 ref(beam) =   1.351
.  Lamp 3 (520 nm): sen(beam) =   1.432 ref(beam) =   1.140
.  Lamp 4 (590 nm): sen(beam) =    .754 ref(beam) =    .488
.  Lamp 5 (660 nm): sen(beam) =   1.534 ref(beam) =   1.414
.  Lamp 6 (880 nm): sen(beam) =   1.992 ref(beam) =   2.085
.  Lamp 7 (950 nm): sen(beam) =   1.505 ref(beam) =   1.070

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13-jul-10  20:04:55  Measurements ended
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.                   Number of lamps (L) = 7
.                   Filter running time = 12.08 hours
.             Total airflow this filter = 3.61 cubic meters
.    Mean BC concentration of all lamps = 93 ng/m3
.
Report for lamp 1 (370 nm):
. Ending voltages: sen(beam) =   1.808  sen(zero) =   0.021
.                  ref(beam) =   1.434  ref(zero) =   0.021
. Optical attenuation of filter deposit = 7
.  Total aerosol black carbon on filter = 316 ng
Mean aerosol black carbon concentration = 88 ng/m3
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The reference beam showed lamp intensity fluctuations of 145 ppm.
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Report for lamp 2 (470 nm):
. Ending voltages: sen(beam) =   1.349  sen(zero) =   0.021
.                  ref(beam) =   1.357  ref(zero) =   0.021
. Optical attenuation of filter deposit = 6
.  Total aerosol black carbon on filter = 328 ng
Mean aerosol black carbon concentration = 91 ng/m3
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The reference beam showed lamp intensity fluctuations of 78 ppm.
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Report for lamp 3 (520 nm):
. Ending voltages: sen(beam) =   1.354  sen(zero) =   0.021
.                  ref(beam) =   1.141  ref(zero) =   0.021
. Optical attenuation of filter deposit = 5
.  Total aerosol black carbon on filter = 329 ng
Mean aerosol black carbon concentration = 91 ng/m3
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The reference beam showed lamp intensity fluctuations of 47 ppm.
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Report for lamp 4 (590 nm):
. Ending voltages: sen(beam) =    .730  sen(zero) =   0.021
.                  ref(beam) =    .496  ref(zero) =   0.021
. Optical attenuation of filter deposit = 5
.  Total aerosol black carbon on filter = 335 ng
Mean aerosol black carbon concentration = 93 ng/m3
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The reference beam showed lamp intensity fluctuations of 217 ppm.
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Report for lamp 5 (660 nm):
. Ending voltages: sen(beam) =   1.486  sen(zero) =   0.021
.                  ref(beam) =   1.434  ref(zero) =   0.021
. Optical attenuation of filter deposit = 4
.  Total aerosol black carbon on filter = 331 ng
Mean aerosol black carbon concentration = 92 ng/m3
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The reference beam showed lamp intensity fluctuations of 192 ppm.
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Report for lamp 6 (880 nm):
. Ending voltages: sen(beam) =   1.951  sen(zero) =   0.021
.                  ref(beam) =   2.118  ref(zero) =   0.021
. Optical attenuation of filter deposit = 3
.  Total aerosol black carbon on filter = 359 ng
Mean aerosol black carbon concentration = 100 ng/m3
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The reference beam showed lamp intensity fluctuations of 178 ppm.
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Report for lamp 7 (950 nm):
. Ending voltages: sen(beam) =   1.486  sen(zero) =   0.021
.                  ref(beam) =   1.092  ref(zero) =   0.021
. Optical attenuation of filter deposit = 3
.  Total aerosol black carbon on filter = 350 ng
Mean aerosol black carbon concentration = 97 ng/m3
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The reference beam showed lamp intensity fluctuations of 191 ppm.
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Disk space = 1.077248E+08 bytes free: One entry at every 5 minutes.
There is space for 21684 hours ( 904 days) more data
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Disk space = 1.076634E+08 bytes free: One entry at every 5 minutes.
There is space for 21671 hours ( 903 days) more data
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13-jul-10  20:06:16  Tape feeder mechanism advancing for 2 spot(s).

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13-jul-10  20:08:07  Tape feeder mechanism advancing for 2 spot(s).

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Disk space = 1.076613E+08 bytes free: One entry at every 5 minutes.
There is space for 21671 hours ( 903 days) more data
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13-jul-10  20:12:01  Tape feeder mechanism advancing for 2 spot(s).

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13-jul-10  20:15:37  
=============================================================
Automatic re-start
=============================================================
---
MAGEE SCIEN.
AETHALOMETER
---
Aethalometer No. 705
---
13-jul-10  20:19:56  Measurements started
Starting voltages:
.           sen(zero) =   0.021 ref(zero) =   0.021
.  Lamp 1 (370 nm): sen(beam) =   1.892 ref(beam) =   1.518
.  Lamp 2 (470 nm): sen(beam) =   1.362 ref(beam) =   1.378
.  Lamp 3 (520 nm): sen(beam) =   1.400 ref(beam) =   1.229
.  Lamp 4 (590 nm): sen(beam) =    .745 ref(beam) =    .522
.  Lamp 5 (660 nm): sen(beam) =   1.524 ref(beam) =   1.426
.  Lamp 6 (880 nm): sen(beam) =   1.966 ref(beam) =   2.231
.  Lamp 7 (950 nm): sen(beam) =   1.481 ref(beam) =   1.100

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