Differences between revisions 3 and 4
Revision 3 as of 2011-02-03 08:03:57
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Revision 4 as of 2011-02-03 08:08:06
Size: 921
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Deletions are marked like this. Additions are marked like this.
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''Z'',,RF,, = (2.07 +- 0.01) kOhms ''Z'',,RF,, = (3.860 +- 0.004) kOhms
Line 39: Line 39:
''I'',,d,, = (247 +- 6) uA ''I'',,d,, = (2.036 +- 0.006) mA
Line 41: Line 41:
chi^2^ / ndf = 42 chi^2^ / ndf = 3.37

POY

RF Transimpedance

attachment:transimpedance.png

The above fit was done in LISO in root mode. The results of the fit are the following:

factor = (1.11 +- 0.03) Ohms

delay = (370 +- 60) ps

five poles:

frequency (MHz)

Q

11.133 +- 0.002

15.85 +- 0.09

24.82 +- 0.01

6.21 +- 0.03

41.0 +- 0.5

0.469 +- 0.006

228.8 +- 0.4

2.74 +- 0.03

9.77 +- 0.05

0.641 +- 0.003

five zeros:

frequency (MHz)

Q

22.167 +- 0.003

52.5 +- 0.7

55.06 +- 0.03

20.6 +- 0.6

0.555 +- 0.007

(600 +- 27) x 103

9000 +- 4000

(86 +- 2) x 103

140 +- 50

0.09 +- 0.03

chi^2/ndf = 557

Noise

attachment:noise.png

The noise data was fit to attachment:fitfunc.png with the following results:

ZRF = (3.860 +- 0.004) kOhms

Id = (2.036 +- 0.006) mA

chi2 / ndf = 3.37

Electronics/RFPD/POY11 (last edited 2012-01-03 23:02:40 by localhost)