Differences between revisions 2 and 41 (spanning 39 versions)
Revision 2 as of 2018-08-16 08:54:41
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Revision 41 as of 2024-05-20 19:16:31
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= !Under Construction! =
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||<style="background-color: #F0F0FF;">'''Board S/N''' ||<style="background-color: #F0F0FF;">'''Enclosure S/N''' ||<style="background-color: #F0F0FF;">'''Board JGW''' ||<style="background-color: #F0F0FF;">'''Enclosure JGW''' ||<style="background-color: #F0F0FF;">'''Use'''||<style="background-color: #F0F0FF;">'''Resonant Frequency'''||<style="background-color: #F0F0FF;">'''Current Place''' ||<style="background-color: #F0F0FF;">'''Confirmed Date''' ||<style="background-color: #F0F0FF;">'''Remarks''' ||
||011 ||- ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=4165|JGW-S1504164]] || || || || || || ||
||012 ||001 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=4165|JGW-S1504165]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=6829|S1706829]] ||PMC||15MHz(not tuned yet)||PSL desiccator||2017.06.15 (Nakano) ||C31:removed, C35:100p->150p||
||013 ||002 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=4166|JGW-S1504166]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8201|S1808201]] || ||16.88MHz ||Used for iKAGRA&Phase1 ||2018 May(Enomoto) ||C31:removed ||
||014 ||003 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=4167|JGW-S1504167]] ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=6774|S1706774]] ||f1||16.88MHz(not tuned yet)||PSL desiccator||2017.06.15(Nakano) ||C31:removed||
||<style="background-color: #F0F0FF;">'''Board S/N''' ||<style="background-color: #F0F0FF;">'''Chassis S/N''' ||<style="background-color: #F0F0FF;">'''CMS Board JGW''' ||<style="background-color: #F0F0FF;">'''Assembled Chassis JGW''' ||<style="background-color: #F0F0FF;">'''Use'''||<style="background-color: #F0F0FF;">'''Version'''||<style="background-color: #F0F0FF;">'''Additional Changes''' ||<style="background-color: #F0F0FF;">'''Current Place''' ||<style="background-color: #F0F0FF;">'''Confirmed Date''' ||<style="background-color: #F0F0FF;">'''Remarks''' ||
|| ||001 || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3859|S1503859]] ||MZI ||Default? ||unknown ||PSL room|| || ||
||003 ||002 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5803|JGW-S1605803]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5810|S1605810]] ||IMC ||Default ||no changes made in signal path ||IOO rack||2018.08.21(Nakano, Enomoto)<<BR>>2021.04.15(YamaT) || ||
||004 ||003 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5803|JGW-S1605803]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5811|S1605811]] ||--(CARM (tentative))--<<BR>>FIB X ||--(CARM ver1)-- || ||--(Circuit Room (Mozumi))--<<BR>>ALS0 rack ||2018.08.16 (Enomoto) || ||
||005 ||004 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5804|JGW-S1605804]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5812|S1605812]] ||--(PLL X (tentative))--<<BR>>FIB Y ||--(PLL ver1)-- || ||ALS0 rack||2018.09.28 (Enomoto) || ||
||006 ||005 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5805|JGW-S1605805]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5813|S1605813]] ||--(Gr PDH X (tentative))--<<BR>>Gr PDH Y ||--(Gr PDH ver1)-- || ||LSC0 rack||2018.09.28 (Enomoto) || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9472|JGW-S1809472]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9500|S1809500]] ||Gr PDH X || || ||LSC0 rack|| || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9460|JGW-S1809460]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9505|S1809505]] ||PLL X || || ||ALS0 rack|| || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=xxxx|JGW-S???????]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9501|S1809501]] ||PLL Y || || ||ALS0 rack|| || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=xxxx|JGW-S???????]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9504|S1809504]] ||CARM || || ||ALS1 rack|| || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9477|JGW-S1809477]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9503|S1809503]] ||Summing node || || ||ALS1 rack|| || ||

= Block Diagram =
{{https://dcc.ligo.org/public/0020/D1002416/005/CMServoBlockDiagramE.pdf|CMSB Block Diagram|width=1000}}
 [[https://dcc.ligo.org/LIGO-D1002416/public|LIGO-D1002416]]

= Oscillation Issue =
[[KAGRA/Subgroups/MIF/AEL/CMSB/Oscillation|Oscillation issue]]

= List of variants =
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3705|JGW-D1503705]]: CM Servo Chassis Assembly
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3567|JGW-D1503567]]: CM Servo Board
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8540|JGW-G1808540]]: Modification for CARM
 * [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=8482|JGW-G1808482]]: Modification for PLL and GrPDH

||<rowbgcolor="#CCCCFF"> || '''IMC''' || '''CARM''' || '''PLL''' || '''FIB''' || '''GrPDH''' || '''Summing''' ||
||<|2>'''Chassis''' ||<rowspan=2>[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5810|S1605810]] (002) ||<rowspan=2>[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9504|S1809504]] (???) || [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9505|S1809505]] (???) for X ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5811|S1605811]] (003) for X ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9506|S1809506]] (???) for X ||<rowspan=2>[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9503|S1809503]] (???) ||
||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9501|S1809501]] (???) for Y ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9509|S1809509]] (???) for Y || [[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9500|S1809500]] (???) for Y ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|2>'''Board''' ||<rowspan=2>[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5802|S1605802]] (003) ||<rowspan=2> Sxxxxxxx (???) ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9460|S1809460]] (???) for X ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5803|S1605803]] (004) for X ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9465|S1809465]] (???) for X ||<rowspan=2>[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9477|S1809477]] (???) ||
|| Sxxxxxxx (???) for Y ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9464|S1809464]] (???) for Y ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9472|S1809472]] (???) for Y||
||||||||||||||<#CCFFCC>'''Common'''||
||<|3>'''Compensation''' ||p:40Hz / z:4kHz ||p:40Hz / z:4kHz ||p:40Hz / z:4kHz ||p:40Hz / z:4kHz ||<#FFCCCC>p:40Hz / z:400Hz ||<#FFCCCC>p:40Hz / z:48kHz ||
||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{R70:12k}}} ||<#FFCCCC>{{{R68:12k, R70:100, C121:33n}}} ||
|| || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5804|klog#5804]] || ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|3>'''Boost 1''' ||p:1kHz / z:20kHz ||<#FFCCCC>p:10Hz / z:1kHz ||<#FFCCCC>p:0Hz / z:10Hz ||<#FFCCCC>p:10Hz / z:1kHz ||<#FFCCCC>p:10Hz / z:1kHz ||<#FFCCCC>p:10Hz / z:1kHz ||
||{{{default}}} ||<#FFCCCC>{{{R72:15k, R77:165, C118:1000n}}} ||<#FFCCCC>{{{R72:omit, R77:15k, C118:1000n}}} ||<#FFCCCC>{{{R72:15k, R77:165, C118:1000n}}} ||<#FFCCCC>{{{R72:15k, R77:165, C118:1000n}}} ||<#FFCCCC>{{{R72:15k, R77:165, C118:1000n}}} ||
|| ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5815|klog#5815]] ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5671|klog#5671]] ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5815|klog#5815]] ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5804|klog#5804]] || ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|3>'''Boost 2''' ||p:1kHz / z:20kHz ||<#FFCCCC>p:10Hz / z:1kHz ||<#FFCCCC>p:20Hz / z:2kHz ||<#FFCCCC>p:10Hz / z:1kHz ||<#FFCCCC>p:100Hz / z:1kHz ||<#FFCCCC>p:10Hz / z:1kHz ||
||{{{default}}} ||<#FFCCCC>{{{R74:15k, R78:165, C119:1000n}}} ||<#FFCCCC>{{{R74:8.06k, C119:1000n}}} ||<#FFCCCC>{{{R74:15k, R78:165, C119:1000n}}} ||<#FFCCCC>{{{R78:165, C119:1000n}}} ||<#FFCCCC>{{{R74:15k, R78:165, C119:1000n}}} ||
|| ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5815|klog#5815]] ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5671|klog#5671]] ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5815|klog#5815]] ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5804|klog#5804]] || ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|3>'''Boost 3''' ||p:300Hz / z:4.5kHz ||p:300Hz / z:4.5kHz ||<#FFCCCC>p:20Hz / z:2kHz ||p:300Hz / z:4.5kHz ||p:300Hz / z:4.5kHz ||p:300Hz / z:4.5kHz ||
||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{R76:8.06k, R79:82, C120:1000n}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||
|| || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5671|klog#5671]] || || || ||
||||||||||||||<#CCFFCC>'''Slow'''||
||<|3>'''Boost''' ||p:4Hz / z:400kHz ||p:4Hz / z:400kHz ||p:4Hz / z:400kHz ||p:4Hz / z:400kHz ||p:4Hz / z:400kHz ||p:4Hz / z:400kHz ||
||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||
|| || || || || || ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|3>'''Compensation''' ||p:4Hz ||p:4Hz ||p:4Hz ||p:4Hz ||p:4Hz ||p:4Hz ||
||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||
|| || || || || || ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|3>'''Generic''' ||<#FFCCCC>g:-0.1 ||g:1.0 ||g:1.0 ||g:1.0 ||g:1.0 ||g:1.0 ||
||<#FFCCCC>{{{R134:0, R138:NL, R141:1k}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||
||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]] || || || || || ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|3>'''Offset''' ||g:0.5 ||g:0.5 ||g:0.5 ||g:0.5 ||<#FFCCCC>g:0.1 ||<#FFCCCC>g:0.1 ||
||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{R173:91k}}} ||<#FFCCCC>{{{R173:91k}}} ||
|| || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=12594|klog#12594]] ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=12677|klog#12677]] ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|3>'''Low pass''' ||<#FFCCCC>p:30kHz ||p:100kHz ||<#FFCCCC>p:500kHz ||p:100kHz ||<#FFCCCC>p:500kHz ||p:100kHz ||
||<#FFCCCC>{{{C261:1.5n}}} ||{{{default}}} ||<#FFCCCC>{{{C261:100p}}} ||{{{default}}} ||<#FFCCCC>{{{C261:100p}}} ||{{{default}}} ||
||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]] || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=9203|klog#9203]] || || || ||
||||||||||||||<#CCFFCC>'''Slow DAQ'''||
||<|3>'''Generic''' ||p:100Hz;100Hz / z:10Hz;10Hz ||p:100Hz;100Hz / z:10Hz;10Hz ||p:100Hz;100Hz / z:10Hz;10Hz ||<#FFCCCC>g:1.0 ||p:100Hz;100Hz / z:10Hz;10Hz ||p:100Hz;100Hz / z:10Hz;10Hz ||
||{{{default}}} ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{C245:NL, C246:NL, C248:NL, C249:NL}}} ||{{{default}}} ||{{{default}}} ||
|| || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=21146|klog#21146]] || || ||
||||||||||||||<#CCFFCC>'''Fast'''||
||<|3>'''High pass 1''' ||<#FFCCCC>p:2kHz / z:0Hz ||p:5Hz / z:0Hz ||p:5Hz / z:0Hz ||p:5Hz / z:0Hz ||p:5Hz / z:0Hz ||<#FFCCCC>g:1.0 ||
||<#FFCCCC>{{{C275:NL, C279:0.047u}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{R178:NL, C275:NL, C279:0}}} ||
||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]] || || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=9921|klog#9921]] ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|3>'''High pass 2''' ||<#FFCCCC>p:36kHz ||p:5Hz / z:0Hz ||p:5Hz / z:0Hz ||p:5Hz / z:0Hz ||p:5Hz / z:0Hz ||<#FFCCCC>g:1.0 ||
||<#FFCCCC>{{{R179:0, R184:0, R187:2k, R188:2k, C290:2.2n}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{R179:NL, C276:NL, C280:0}}} ||
||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]] || || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=9921|klog#9921]] ||
||||||||||||||<#CCFFCC>'''Others'''||
||<|3>'''modify 1''' || || || || || ||<#FFCCCC>cut connection between COMMON and FAST ||
|| || || || || ||<#FFCCCC>{{{cut #4 and #7 pins of U47}}} ||
|| || || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=9921|klog#9921]] ||
||<rowbgcolor="#CCCCCC"> || || || || || || ||
||<|3>'''modify 2''' || || || || || ||<#FFCCCC>bypass from IN2 to FAST path ||
|| || || || || ||<#FFCCCC>{{{connected TP4 and TP27}}} ||
|| || || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=9921|klog#9921]] ||
||<rowbgcolor="#CCCCFF"> || '''IMC''' || '''CARM''' || '''PLL''' || '''FIB''' || '''GrPDH''' || '''Summing''' ||

-----
= Old information (before O4a) =
== List of Common Mode Servo Boards ==
This is a list of Common Mode Servo Boards ([[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3567|JGW-D1503567]]).
Here, several different variants of CMSB are summarized.

||<style="background-color: #F0F0FF;">'''Board S/N''' ||<style="background-color: #F0F0FF;">'''Chassis S/N''' ||<style="background-color: #F0F0FF;">'''CMS Board JGW''' ||<style="background-color: #F0F0FF;">'''Assembled Chassis JGW''' ||<style="background-color: #F0F0FF;">'''Use'''||<style="background-color: #F0F0FF;">'''Version'''||<style="background-color: #F0F0FF;">'''Additional Changes''' ||<style="background-color: #F0F0FF;">'''Current Place''' ||<style="background-color: #F0F0FF;">'''Confirmed Date''' ||<style="background-color: #F0F0FF;">'''Remarks''' ||
|| ||001 || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3859|S1503859]] ||MZI ||Default? ||unknown ||PSL room|| || ||
||003 ||002 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5803|JGW-S1605803]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5810|S1605810]] ||IMC ||Default ||no changes made in signal path ||IOO rack||2018.08.21(Nakano, Enomoto)<<BR>>2021.04.15(YamaT) || ||
||004 ||003 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5803|JGW-S1605803]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5811|S1605811]] ||--(CARM (tentative))--<<BR>>FIB X ||--(CARM ver1)-- || ||--(Circuit Room (Mozumi))--<<BR>>ALS0 rack ||2018.08.16 (Enomoto) || ||
||005 ||004 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5804|JGW-S1605804]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5812|S1605812]] ||--(PLL X (tentative))--<<BR>>FIB Y ||--(PLL ver1)-- || ||ALS0 rack||2018.09.28 (Enomoto) || ||
||006 ||005 ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5805|JGW-S1605805]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=5813|S1605813]] ||--(Gr PDH X (tentative))--<<BR>>Gr PDH Y ||--(Gr PDH ver1)-- || ||LSC0 rack||2018.09.28 (Enomoto) || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9472|JGW-S1809472]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9500|S1809500]] ||Gr PDH X || || ||LSC0 rack|| || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9460|JGW-S1809460]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9505|S1809505]] ||PLL X || || ||ALS0 rack|| || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=xxxx|JGW-S???????]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9501|S1809501]] ||PLL Y || || ||ALS0 rack|| || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=xxxx|JGW-S???????]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9504|S1809504]] ||CARM || || ||ALS1 rack|| || ||
||??? ||??? ||[[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9477|JGW-S1809477]]||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=9503|S1809503]] ||Summing node || || ||ALS1 rack|| || ||

== List of Variants ==
||<#FF0000>Red highlighted part: Exceptional Changes||
=== Default ===
 * Common Part
||<style="background-color: #F0F0FF;"> ||||<style="background-color: #F0F0FF;">'''Common Compensation''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 1''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 2''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 3''' ||
||pole/zero ||||40Hz/4kHz|||||| 1kHz/20kHz|||||| 1kHz/20kHz|||||| 300Hz/4.5kHz||
||Parts ||R70:1.2k ||C121:33n ||R72:1.5k ||R77:82 ||C118:100n ||R74:1.5k ||R78:82 ||C119:100n ||R76:4.99k ||R79:374 ||C120:100n ||

 * Slow Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Slow Boost''' ||<style="background-color: #F0F0FF;">'''Slow Compensation''' ||<style="background-color: #F0F0FF;">'''Slow Generic''' ||<style="background-color: #F0F0FF;">'''LPF at the last stage'''||
||pole/zero ||4Hz/400Hz|| 4Hz pole||gain as -0.1 ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]])|| 100kHz pole --> 500kHz pole in ver2 --> 30kHz pole ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]])||
||Parts ||C225:330n ||C220:330n || R134:0, R138:NL, R141:1k ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]])||C261: 470p --> 100p in ver2 --> C261:1.5n ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]])||

 * Fast Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Fast HPF 1''' ||<style="background-color: #F0F0FF;">'''Fast HPF 2''' ||
||pole/zero ||5Hz High pass --> 2kHz High pass ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]])|| 5Hz High pass --> 36kHz '''Low''' pass ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]])||
||Parts ||C275:20u --> C275:NL, C279:0.047u ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]])||C276:20u --> R179:0, R184: 0, R187:2k, R188: 2k, C290: 2.2n ([[https://klog.icrr.u-tokyo.ac.jp/osl/?r=11454|klog#11454]])||

=== MZI ===
 * Common Part
||<style="background-color: #F0F0FF;"> ||||<style="background-color: #F0F0FF;">'''Common Compensation''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 1''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 2''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 3''' ||
||pole/zero ||||40Hz/4kHz|||||| 10Hz/400Hz|||||| 10Hz/400Hz|||||| 1Hz/100Hz||
||Parts ||R70:1.2k ||C121:33n ||R72:15k ||R77:390 ||C118:1000n ||R74:15k ||R78:390 ||C119:1000n ||R76:150k ||R79:1.5k ||C120:1000n ||

 * Slow Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Slow Boost''' ||<style="background-color: #F0F0FF;">'''Slow Compensation''' ||
||pole/zero ||4Hz/400Hz|| 4Hz pole||
||Parts ||C225:330n ||C220:330n ||

 * Fast Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Fast HPF 1''' ||<style="background-color: #F0F0FF;">'''Fast HPF 2''' ||
||pole/zero ||5Hz High pass|| 5Hz High pass||
||Parts ||C275:20u ||C276:20u ||

=== CARM (ver1) ===
 * Common Part
||<style="background-color: #F0F0FF;"> ||||<style="background-color: #F0F0FF;">'''Common Compensation''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 1''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 2''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 3''' ||
||pole/zero ||||40Hz/4kHz|||||| 10Hz/1kHz|||||| 10Hz/1kHz|||||| 300Hz/4.5kHz||
||Parts ||R70:1.2k ||C121:33n ||R72:15k ||R77:165 ||C118:1000n ||R74:15k ||R78:165 ||C119:1000n ||R76:4.99k ||R79:374 ||C120:100n ||

 * Slow Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Slow Boost''' ||<style="background-color: #F0F0FF;">'''Slow Compensation''' ||
||pole/zero ||4Hz/400Hz|| 4Hz pole||
||Parts ||C225:330n ||C220:330n ||

 * Fast Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Fast HPF 1''' ||<style="background-color: #F0F0FF;">'''Fast HPF 2''' ||
||pole/zero ||5Hz High pass|| 5Hz High pass||
||Parts ||C275:20u ||C276:20u ||


=== PLL (ver1) ===
 * Common Part
||<style="background-color: #F0F0FF;"> ||||<style="background-color: #F0F0FF;">'''Common Compensation''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 1''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 2''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 3''' ||
||pole/zero ||||40Hz/4kHz|||||| 0Hz/10Hz|||||| 20Hz/2kHz|||||| 20Hz/2kHz||
||Parts ||R70:1.2k ||C121:33n ||R72:omit ||R77:15k ||C118:1000n ||R74:8.06K ||R78:82 ||C119:1000n ||R76:8.06K ||R79:82 ||C120:1000n ||

 * Slow Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Slow Boost''' ||<style="background-color: #F0F0FF;">'''Slow Compensation''' ||<style="background-color: #F0F0FF;">'''LPF at the last stage'''||
||pole/zero ||4Hz/400Hz|| 4Hz pole||100kHz pole --> 500kHz in ver2||
||Parts ||C225:330n ||C220:330n ||C261: 470p --> 100p in ver2||

 * Fast Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Fast HPF 1''' ||<style="background-color: #F0F0FF;">'''Fast HPF 2''' ||
||pole/zero ||5Hz High pass|| 5Hz High pass||
||Parts ||C275:20u ||C276:20u ||


=== Gr PDH (ver1) ===
 * Common Part
||<style="background-color: #F0F0FF;"> ||||<style="background-color: #F0F0FF;">'''Common Compensation''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 1''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 2''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 3''' ||
||pole/zero ||||40Hz/400Hz|||||| 10Hz/1kHz|||||| 100Hz/1kHz|||||| 300Hz/4.5kHz||
||Parts ||R70:12k ||C121:33n ||R72:15k ||R77:165 ||C118:1000n ||R74:1.5k ||R78:165 ||C119:1000n ||R76:4.99k ||R79:374 ||C120:100n ||

 * Slow Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Slow Boost''' ||<style="background-color: #F0F0FF;">'''Slow Compensation''' ||<style="background-color: #F0F0FF;">'''LPF at the last stage'''||<style="background-color: #F0F0FF;">'''Slow offset'''||
||pole/zero ||4Hz/400Hz|| 4Hz pole|| 100kHz pole --> 500kHz in ver2||1/10 attenuation||
||Parts ||C225:330n ||C220:330n || C261: 470p --> 100p in ver2||R173: 10k --> 91k in ver3||

 * Fast Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Fast HPF 1''' ||<style="background-color: #F0F0FF;">'''Fast HPF 2''' ||
||pole/zero ||5Hz High pass|| 5Hz High pass||
||Parts ||C275:20u ||C276:20u ||


=== Summing Node (ver1) ===
 * Common Part
||<style="background-color: #F0F0FF;"> ||||||<style="background-color: #F0F0FF;">'''Common Compensation''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 1''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 2''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 3''' ||
||pole/zero ||||||40Hz/48kHz|||||| 10Hz/1kHz|||||| 10Hz/1kHz|||||| 300Hz/4.5kHz||
||Parts ||<#FF0000>R68:120k ||R70:100 ||C121:33n ||R72:15k ||R77:165 ||C118:1000n ||R74:15k ||R78:165 ||C119:1000n ||R76:4.99k ||R79:374 ||C120:100n ||

 * Slow Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Slow Boost''' ||<style="background-color: #F0F0FF;">'''Slow Compensation''' ||
||pole/zero ||4Hz/400Hz|| 4Hz pole||
||Parts ||C225:330n ||C220:330n ||

 * Fast Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Fast HPF 1''' ||<style="background-color: #F0F0FF;">'''Fast HPF 2''' ||
||pole/zero ||5Hz High pass|| 5Hz High pass||
||Parts ||C275:20u ||C276:20u ||

 * Additional Changes
||<style="background-color: #F0F0FF;"> ||||<style="background-color: #F0F0FF;">'''Common Excitation''' ||
||pole/zero ||||Differential Amp||
||Parts ||<#FF0000>R82:10k ||<#FF0000>R91:10k ||


=== Summing Node (ver2) ===
 * Common Part
||<style="background-color: #F0F0FF;"> ||||||<style="background-color: #F0F0FF;">'''Common Compensation''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 1''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 2''' ||||||<style="background-color: #F0F0FF;">'''Common Boost 3''' ||
||pole/zero ||||||40Hz/48kHz|||||| 10Hz/1kHz|||||| 10Hz/1kHz|||||| 300Hz/4.5kHz||
||Parts ||<#FF0000>R68:12k ||R70:100 ||C121:33n ||R72:15k ||R77:165 ||C118:1000n ||R74:15k ||R78:165 ||C119:1000n ||R76:4.99k ||R79:374 ||C120:100n ||

 * Slow Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Slow Boost''' ||<style="background-color: #F0F0FF;">'''Slow Compensation''' ||
||pole/zero ||4Hz/400Hz|| 4Hz pole||
||Parts ||C225:330n ||C220:330n ||

 * Fast Part
||<style="background-color: #F0F0FF;"> ||<style="background-color: #F0F0FF;">'''Fast HPF 1''' ||<style="background-color: #F0F0FF;">'''Fast HPF 2''' ||
||pole/zero ||5Hz High pass|| 5Hz High pass||
||Parts ||C275:20u ||C276:20u ||

 * Additional Changes
||<style="background-color: #F0F0FF;"> ||||<style="background-color: #F0F0FF;">'''Common Excitation''' ||
||pole/zero ||||Differential Amp||
||Parts ||<#FF0000>R82:10k ||<#FF0000>R91:10k ||

List of Common Mode Servo Boards

This is a list of Common Mode Servo Boards (JGW-D1503567). Here, several different variants of CMSB are summarized.

Board S/N

Chassis S/N

CMS Board JGW

Assembled Chassis JGW

Use

Version

Additional Changes

Current Place

Confirmed Date

Remarks

001

S1503859

MZI

Default?

unknown

PSL room

003

002

JGW-S1605803

S1605810

IMC

Default

no changes made in signal path

IOO rack

2018.08.21(Nakano, Enomoto)
2021.04.15(YamaT)

004

003

JGW-S1605803

S1605811

CARM (tentative)
FIB X

CARM ver1

Circuit Room (Mozumi)
ALS0 rack

2018.08.16 (Enomoto)

005

004

JGW-S1605804

S1605812

PLL X (tentative)
FIB Y

PLL ver1

ALS0 rack

2018.09.28 (Enomoto)

006

005

JGW-S1605805

S1605813

Gr PDH X (tentative)
Gr PDH Y

Gr PDH ver1

LSC0 rack

2018.09.28 (Enomoto)

???

???

JGW-S1809472

S1809500

Gr PDH X

LSC0 rack

???

???

JGW-S1809460

S1809505

PLL X

ALS0 rack

???

???

JGW-S???????

S1809501

PLL Y

ALS0 rack

???

???

JGW-S???????

S1809504

CARM

ALS1 rack

???

???

JGW-S1809477

S1809503

Summing node

ALS1 rack

Block Diagram

CMSB Block Diagram

Oscillation Issue

Oscillation issue

List of variants

IMC

CARM

PLL

FIB

GrPDH

Summing

Chassis

S1605810 (002)

S1809504 (???)

S1809505 (???) for X

S1605811 (003) for X

S1809506 (???) for X

S1809503 (???)

S1809501 (???) for Y

S1809509 (???) for Y

S1809500 (???) for Y

Board

S1605802 (003)

Sxxxxxxx (???)

S1809460 (???) for X

S1605803 (004) for X

S1809465 (???) for X

S1809477 (???)

Sxxxxxxx (???) for Y

S1809464 (???) for Y

S1809472 (???) for Y

Common

Compensation

p:40Hz / z:4kHz

p:40Hz / z:4kHz

p:40Hz / z:4kHz

p:40Hz / z:4kHz

p:40Hz / z:400Hz

p:40Hz / z:48kHz

default

default

default

default

R70:12k

R68:12k, R70:100, C121:33n

klog#5804

Boost 1

p:1kHz / z:20kHz

p:10Hz / z:1kHz

p:0Hz / z:10Hz

p:10Hz / z:1kHz

p:10Hz / z:1kHz

p:10Hz / z:1kHz

default

R72:15k, R77:165, C118:1000n

R72:omit, R77:15k, C118:1000n

R72:15k, R77:165, C118:1000n

R72:15k, R77:165, C118:1000n

R72:15k, R77:165, C118:1000n

klog#5815

klog#5671

klog#5815

klog#5804

Boost 2

p:1kHz / z:20kHz

p:10Hz / z:1kHz

p:20Hz / z:2kHz

p:10Hz / z:1kHz

p:100Hz / z:1kHz

p:10Hz / z:1kHz

default

R74:15k, R78:165, C119:1000n

R74:8.06k, C119:1000n

R74:15k, R78:165, C119:1000n

R78:165, C119:1000n

R74:15k, R78:165, C119:1000n

klog#5815

klog#5671

klog#5815

klog#5804

Boost 3

p:300Hz / z:4.5kHz

p:300Hz / z:4.5kHz

p:20Hz / z:2kHz

p:300Hz / z:4.5kHz

p:300Hz / z:4.5kHz

p:300Hz / z:4.5kHz

default

default

R76:8.06k, R79:82, C120:1000n

default

default

default

klog#5671

Slow

Boost

p:4Hz / z:400kHz

p:4Hz / z:400kHz

p:4Hz / z:400kHz

p:4Hz / z:400kHz

p:4Hz / z:400kHz

p:4Hz / z:400kHz

default

default

default

default

default

default

Compensation

p:4Hz

p:4Hz

p:4Hz

p:4Hz

p:4Hz

p:4Hz

default

default

default

default

default

default

Generic

g:-0.1

g:1.0

g:1.0

g:1.0

g:1.0

g:1.0

R134:0, R138:NL, R141:1k

default

default

default

default

default

klog#11454

Offset

g:0.5

g:0.5

g:0.5

g:0.5

g:0.1

g:0.1

default

default

default

default

R173:91k

R173:91k

klog#12594

klog#12677

Low pass

p:30kHz

p:100kHz

p:500kHz

p:100kHz

p:500kHz

p:100kHz

C261:1.5n

default

C261:100p

default

C261:100p

default

klog#11454

klog#9203

Slow DAQ

Generic

p:100Hz;100Hz / z:10Hz;10Hz

p:100Hz;100Hz / z:10Hz;10Hz

p:100Hz;100Hz / z:10Hz;10Hz

g:1.0

p:100Hz;100Hz / z:10Hz;10Hz

p:100Hz;100Hz / z:10Hz;10Hz

default

default

default

C245:NL, C246:NL, C248:NL, C249:NL

default

default

klog#21146

Fast

High pass 1

p:2kHz / z:0Hz

p:5Hz / z:0Hz

p:5Hz / z:0Hz

p:5Hz / z:0Hz

p:5Hz / z:0Hz

g:1.0

C275:NL, C279:0.047u

default

default

default

default

R178:NL, C275:NL, C279:0

klog#11454

klog#9921

High pass 2

p:36kHz

p:5Hz / z:0Hz

p:5Hz / z:0Hz

p:5Hz / z:0Hz

p:5Hz / z:0Hz

g:1.0

R179:0, R184:0, R187:2k, R188:2k, C290:2.2n

default

default

default

default

R179:NL, C276:NL, C280:0

klog#11454

klog#9921

Others

modify 1

cut connection between COMMON and FAST

cut #4 and #7 pins of U47

klog#9921

modify 2

bypass from IN2 to FAST path

connected TP4 and TP27

klog#9921

IMC

CARM

PLL

FIB

GrPDH

Summing


Old information (before O4a)

List of Common Mode Servo Boards

This is a list of Common Mode Servo Boards (JGW-D1503567). Here, several different variants of CMSB are summarized.

Board S/N

Chassis S/N

CMS Board JGW

Assembled Chassis JGW

Use

Version

Additional Changes

Current Place

Confirmed Date

Remarks

001

S1503859

MZI

Default?

unknown

PSL room

003

002

JGW-S1605803

S1605810

IMC

Default

no changes made in signal path

IOO rack

2018.08.21(Nakano, Enomoto)
2021.04.15(YamaT)

004

003

JGW-S1605803

S1605811

CARM (tentative)
FIB X

CARM ver1

Circuit Room (Mozumi)
ALS0 rack

2018.08.16 (Enomoto)

005

004

JGW-S1605804

S1605812

PLL X (tentative)
FIB Y

PLL ver1

ALS0 rack

2018.09.28 (Enomoto)

006

005

JGW-S1605805

S1605813

Gr PDH X (tentative)
Gr PDH Y

Gr PDH ver1

LSC0 rack

2018.09.28 (Enomoto)

???

???

JGW-S1809472

S1809500

Gr PDH X

LSC0 rack

???

???

JGW-S1809460

S1809505

PLL X

ALS0 rack

???

???

JGW-S???????

S1809501

PLL Y

ALS0 rack

???

???

JGW-S???????

S1809504

CARM

ALS1 rack

???

???

JGW-S1809477

S1809503

Summing node

ALS1 rack

List of Variants

Red highlighted part: Exceptional Changes

Default

  • Common Part

Common Compensation

Common Boost 1

Common Boost 2

Common Boost 3

pole/zero

40Hz/4kHz

1kHz/20kHz

1kHz/20kHz

300Hz/4.5kHz

Parts

R70:1.2k

C121:33n

R72:1.5k

R77:82

C118:100n

R74:1.5k

R78:82

C119:100n

R76:4.99k

R79:374

C120:100n

  • Slow Part

Slow Boost

Slow Compensation

Slow Generic

LPF at the last stage

pole/zero

4Hz/400Hz

4Hz pole

gain as -0.1 (klog#11454)

100kHz pole --> 500kHz pole in ver2 --> 30kHz pole (klog#11454)

Parts

C225:330n

C220:330n

R134:0, R138:NL, R141:1k (klog#11454)

C261: 470p --> 100p in ver2 --> C261:1.5n (klog#11454)

  • Fast Part

Fast HPF 1

Fast HPF 2

pole/zero

5Hz High pass --> 2kHz High pass (klog#11454)

5Hz High pass --> 36kHz Low pass (klog#11454)

Parts

C275:20u --> C275:NL, C279:0.047u (klog#11454)

C276:20u --> R179:0, R184: 0, R187:2k, R188: 2k, C290: 2.2n (klog#11454)

MZI

  • Common Part

Common Compensation

Common Boost 1

Common Boost 2

Common Boost 3

pole/zero

40Hz/4kHz

10Hz/400Hz

10Hz/400Hz

1Hz/100Hz

Parts

R70:1.2k

C121:33n

R72:15k

R77:390

C118:1000n

R74:15k

R78:390

C119:1000n

R76:150k

R79:1.5k

C120:1000n

  • Slow Part

Slow Boost

Slow Compensation

pole/zero

4Hz/400Hz

4Hz pole

Parts

C225:330n

C220:330n

  • Fast Part

Fast HPF 1

Fast HPF 2

pole/zero

5Hz High pass

5Hz High pass

Parts

C275:20u

C276:20u

CARM (ver1)

  • Common Part

Common Compensation

Common Boost 1

Common Boost 2

Common Boost 3

pole/zero

40Hz/4kHz

10Hz/1kHz

10Hz/1kHz

300Hz/4.5kHz

Parts

R70:1.2k

C121:33n

R72:15k

R77:165

C118:1000n

R74:15k

R78:165

C119:1000n

R76:4.99k

R79:374

C120:100n

  • Slow Part

Slow Boost

Slow Compensation

pole/zero

4Hz/400Hz

4Hz pole

Parts

C225:330n

C220:330n

  • Fast Part

Fast HPF 1

Fast HPF 2

pole/zero

5Hz High pass

5Hz High pass

Parts

C275:20u

C276:20u

PLL (ver1)

  • Common Part

Common Compensation

Common Boost 1

Common Boost 2

Common Boost 3

pole/zero

40Hz/4kHz

0Hz/10Hz

20Hz/2kHz

20Hz/2kHz

Parts

R70:1.2k

C121:33n

R72:omit

R77:15k

C118:1000n

R74:8.06K

R78:82

C119:1000n

R76:8.06K

R79:82

C120:1000n

  • Slow Part

Slow Boost

Slow Compensation

LPF at the last stage

pole/zero

4Hz/400Hz

4Hz pole

100kHz pole --> 500kHz in ver2

Parts

C225:330n

C220:330n

C261: 470p --> 100p in ver2

  • Fast Part

Fast HPF 1

Fast HPF 2

pole/zero

5Hz High pass

5Hz High pass

Parts

C275:20u

C276:20u

Gr PDH (ver1)

  • Common Part

Common Compensation

Common Boost 1

Common Boost 2

Common Boost 3

pole/zero

40Hz/400Hz

10Hz/1kHz

100Hz/1kHz

300Hz/4.5kHz

Parts

R70:12k

C121:33n

R72:15k

R77:165

C118:1000n

R74:1.5k

R78:165

C119:1000n

R76:4.99k

R79:374

C120:100n

  • Slow Part

Slow Boost

Slow Compensation

LPF at the last stage

Slow offset

pole/zero

4Hz/400Hz

4Hz pole

100kHz pole --> 500kHz in ver2

1/10 attenuation

Parts

C225:330n

C220:330n

C261: 470p --> 100p in ver2

R173: 10k --> 91k in ver3

  • Fast Part

Fast HPF 1

Fast HPF 2

pole/zero

5Hz High pass

5Hz High pass

Parts

C275:20u

C276:20u

Summing Node (ver1)

  • Common Part

Common Compensation

Common Boost 1

Common Boost 2

Common Boost 3

pole/zero

40Hz/48kHz

10Hz/1kHz

10Hz/1kHz

300Hz/4.5kHz

Parts

R68:120k

R70:100

C121:33n

R72:15k

R77:165

C118:1000n

R74:15k

R78:165

C119:1000n

R76:4.99k

R79:374

C120:100n

  • Slow Part

Slow Boost

Slow Compensation

pole/zero

4Hz/400Hz

4Hz pole

Parts

C225:330n

C220:330n

  • Fast Part

Fast HPF 1

Fast HPF 2

pole/zero

5Hz High pass

5Hz High pass

Parts

C275:20u

C276:20u

  • Additional Changes

Common Excitation

pole/zero

Differential Amp

Parts

R82:10k

R91:10k

Summing Node (ver2)

  • Common Part

Common Compensation

Common Boost 1

Common Boost 2

Common Boost 3

pole/zero

40Hz/48kHz

10Hz/1kHz

10Hz/1kHz

300Hz/4.5kHz

Parts

R68:12k

R70:100

C121:33n

R72:15k

R77:165

C118:1000n

R74:15k

R78:165

C119:1000n

R76:4.99k

R79:374

C120:100n

  • Slow Part

Slow Boost

Slow Compensation

pole/zero

4Hz/400Hz

4Hz pole

Parts

C225:330n

C220:330n

  • Fast Part

Fast HPF 1

Fast HPF 2

pole/zero

5Hz High pass

5Hz High pass

Parts

C275:20u

C276:20u

  • Additional Changes

Common Excitation

pole/zero

Differential Amp

Parts

R82:10k

R91:10k

KAGRA/Subgroups/MIF/AEL/CMSB (last edited 2024-05-20 19:16:31 by TakahiroYamamoto)