Differences between revisions 4 and 13 (spanning 9 versions)
Revision 4 as of 2011-02-03 08:08:06
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Comment:
Revision 13 as of 2011-11-08 01:02:02
Size: 2376
Editor: KojiArai
Comment:
Deletions are marked like this. Additions are marked like this.
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= POY = = POX11 =
== Modification history ==
 * The Dark Ages
 * Jun 5, 2011 Built by Rana
  * http://nodus.ligo.caltech.edu:8080/40m/4786
 * Jun 5, 2011 Characterized by Koji
  * http://nodus.ligo.caltech.edu:8080/40m/4787
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== RF Transimpedance == == Schematic ==
[attachment:POX11_response.pdf PDF file]
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attachment:transimpedance.png == Characteristics ==
 * DC output / transimpedance: 50 V/A
 * RF output / transimpedance: 3.15 kV/A (on a 50 Ohm load)
 * RF ouput / shotnoise intercept current: 0.138mA
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The above fit was done in LISO in root mode. The results of the fit are the following: [attachment:POX11_response.pdf PDF file]
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factor = (1.11 +- 0.03) Ohms attachment:POX11_transimpedance.png
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delay = (370 +- 60) ps attachment:current_noise_POX11.png
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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 ||
attachment:idet_POX11.png
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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 10^3^ ||
|| 9000 +- 4000 || (86 +- 2) x 10^3^ ||
|| 140 +- 50 || 0.09 +- 0.03 ||
== LISO fitting ==
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chi^2/ndf = 557 LISO fitting of the RF transimpedance
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== Noise == attachment:POX11.fil
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attachment:noise.png LISO source file
{{{
zero 42.0209770199k ### fitted (name = zero0)
zero 21.4385886990k 901.5737027400m ### fitted (name = zero1)
zero 345.1064365864k 1.9174969667 ### fitted (name = zero2)
zero 8.3099095829M 14.0393660015 ### fitted (name = zero3)
zero 48.7192897486M 9.5158532455 ### fitted (name = zero4)
zero 52.5242155835M 13.5807498465 ### fitted (name = zero5)
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The noise data was fit to attachment:fitfunc.png with the following results: pole 21.4798931345k 217.9173343559m ### fitted (name = pole0)
pole 360.0319189605k 3.3928604398 ### fitted (name = pole1)
pole 8.3189834238M 8.0999659790 ### fitted (name = pole2)
pole 11.1163023352M 11.9342000980 ### fitted (name = pole3)
pole 68.0900615464M 3.4819808610 ### fitted (name = pole4)
pole 75.2362606120M 1.1532825011 ### fitted (name = pole5)
pole 300.5159266309M 4.7462246849 ### fitted (name = pole6)
pole 88.0291770357M ### fitted (name = pole7)
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''Z'',,RF,, = (3.860 +- 0.004) kOhms factor 1
delay 2.5329722112n ### fitted
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''I'',,d,, = (2.036 +- 0.006) mA param zero0:f 10k 1M
param zero1:f 10k 10G
param zero1:q 0.01 100
param zero2:f 1k 1000M
param zero2:q 0.1 100
param zero3:f 10k 1000M
param zero3:q 0.1 100
param zero4:f 1k 1000M
param zero4:q 0.1 100
param zero5:f 1k 1000M
param zero5:q 0.1 1G
param pole0:f 1k 1G
param pole0:q 0.1 1000
param pole1:f 1k 1000M
param pole1:q 0.1 1000
param pole2:f 1M 1000M
param pole2:q 0.1 100
param pole3:f 1M 1000M
param pole3:q 0.1 100
param pole4:f 10M 1000M
param pole4:q 0.1 100
param pole5:f 1k 1000M
param pole5:q 0.1 100
param pole6:f 1M 1G
param pole6:q 0.1 100
param pole7:f 10k 1G
#param factor 1p 1M
param delay 1p 1m
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chi^2^ / ndf = 3.37 fit POX11.bod absdeg semi
rewrite samebetter
gnuterm pdf
freq log 1k 500M 1000 ### from data file
}}}

POX11

Modification history

Schematic

[attachment:POX11_response.pdf PDF file]

Characteristics

  • DC output / transimpedance: 50 V/A
  • RF output / transimpedance: 3.15 kV/A (on a 50 Ohm load)
  • RF ouput / shotnoise intercept current: 0.138mA

[attachment:POX11_response.pdf PDF file]

attachment:POX11_transimpedance.png

attachment:current_noise_POX11.png

attachment:idet_POX11.png

LISO fitting

LISO fitting of the RF transimpedance

attachment:POX11.fil

LISO source file

zero 42.0209770199k  ### fitted (name = zero0)
zero 21.4385886990k 901.5737027400m  ### fitted (name = zero1)
zero 345.1064365864k 1.9174969667  ### fitted (name = zero2)
zero 8.3099095829M 14.0393660015  ### fitted (name = zero3)
zero 48.7192897486M 9.5158532455  ### fitted (name = zero4)
zero 52.5242155835M 13.5807498465  ### fitted (name = zero5)

pole 21.4798931345k 217.9173343559m  ### fitted (name = pole0)
pole 360.0319189605k 3.3928604398  ### fitted (name = pole1)
pole 8.3189834238M 8.0999659790  ### fitted (name = pole2)
pole 11.1163023352M 11.9342000980  ### fitted (name = pole3)
pole 68.0900615464M 3.4819808610  ### fitted (name = pole4)
pole 75.2362606120M 1.1532825011  ### fitted (name = pole5)
pole 300.5159266309M 4.7462246849  ### fitted (name = pole6)
pole 88.0291770357M  ### fitted (name = pole7)

factor 1
delay 2.5329722112n  ### fitted

param zero0:f 10k 1M
param zero1:f 10k 10G
param zero1:q  0.01 100
param zero2:f 1k 1000M
param zero2:q  0.1 100
param zero3:f 10k 1000M
param zero3:q  0.1 100
param zero4:f 1k 1000M
param zero4:q  0.1 100
param zero5:f 1k 1000M
param zero5:q  0.1 1G
param pole0:f 1k 1G
param pole0:q  0.1 1000
param pole1:f 1k 1000M
param pole1:q  0.1 1000
param pole2:f 1M 1000M
param pole2:q  0.1 100
param pole3:f 1M 1000M
param pole3:q  0.1 100
param pole4:f 10M 1000M
param pole4:q  0.1 100
param pole5:f 1k 1000M
param pole5:q  0.1 100
param pole6:f 1M 1G
param pole6:q  0.1 100
param pole7:f 10k 1G
#param factor 1p 1M
param delay 1p 1m

fit POX11.bod absdeg semi
rewrite samebetter
gnuterm pdf
freq log 1k 500M 1000 ### from data file

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