= Table Top Frequency Stabilization Servo = <> * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1751|JGW-D1301751]]: TTFSS Assembly (All circuits are related from this link.) == List of variants == * Modification summary for PMC: [[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5399|klog#5399]] || || '''Default''' ||'''FSS''' || '''PMC''' || ||'''Chassis''' || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1836|S1301836]] ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3974|S1503974]] || ||'''Main Board''' || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1837|S1301837]] ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3969|S1503969]] || ||'''HV Board''' || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1839|S1301839]] ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3973|S1503973]] || ||'''RF Board''' || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1840|S1301840]] ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3972|S1503972]] || ||'''Slow Board''' || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1841|S1301841]] ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3971|S1503971]] || ||'''Daughter Board''' || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=2998|S1402998]] ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3975|S1503975]] || || || || || || ||'''Interface Chassis''' || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1843|S1301843]] ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3964|S1503964]] || ||'''Interface Board''' || ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1844|S1301844]] ||[[https://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=3961|S1503961]] || ||||||||<#CCFFCC>'''Main board: Common Path''' || ||<|3>'''Input''' ||g:2 ||<#FFCCCC>g:16 ||g:2 || ||{{{default}}} ||<#FFCCCC>{{{R4:2k}}} ||{{{default}}} || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5847|klog#5847]] || || || || || || || ||<|3>'''EXC''' ||- ||<#FFCCCC>- ||- || ||{{{default}}} ||<#FFCCCC>{{{R12:NL}}} ||{{{default}}} || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5847|klog#5847]] || || ||||||||<#CCFFCC>'''Main board: EOM Path''' || ||<|3>'''Output''' ||- ||<#FFCCCC>- ||- || ||{{{default}}} ||<#FFCCCC>{{{D1:NL, D2:NL}}} ||{{{default}}} || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5847|klog#5847]] || || ||||||||<#CCFFCC>'''Main board: PZT Path''' || ||<|3>'''LPF1''' ||g:8.7, p:10k ||<#FFCCCC>g:18, p:10k ||<#FFCCCC>g:1 || ||{{{default}}} ||<#FFCCCC>{{{R35:270}}} ||<#FFCCCC>{{{U8:NL, C36:NL, R30:0, R35:0}}} || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5847|klog#5847]] ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=306|klog#306]] || || || || || || ||<|3>'''LPF2''' ||g:4, p:34k ||<#FFCCCC>g:17, p:34k ||g:4, p:34k || ||{{{default}}} ||<#FFCCCC>{{{R36:180}}} ||{{{default}}} || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5847|klog#5847]] || || || || || || || ||<|3>'''EXC''' ||g:0.1 ||g:0.1 ||<#FFCCCC>g:1 || ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{R49:5.6k}}} || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5161|klog#5161]] || || || || || || ||<|3>'''FAST OUT''' ||p:10 ||p:10 ||<#FFCCCC>g:1 || ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{{R46:51, C51:NL}}} || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5338|klog#5338]] || ||||||||<#CCFFCC>'''HV board'''|| ||<|3>'''PC OUT (upper)''' ||p:160k / z:0 ||<#FFCCCC>p:1.2k;59k / z:0 ||p:160k / z:0 || ||{{{default}}} ||<#FFCCCC>{{{R43:20k, R46:20k||20k||270p, C23:6.8n,}}}<
>{{{D3:NL, D4:NL, R53:75, C35:0Ohm, R55:0}}} ||{{{default}}} || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5847|klog#5847]] || || || || || || || ||<|3>'''PC OUT (lower)''' || ||<#FFCCCC>Omit ||<#FFCCCC>? || ||{{{default}}} ||<#FFCCCC>{{{U6:NL, R42:NL, R47:NL, C25:NL}}} ||<#FFCCCC>{{{U6:NL}}} || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5847|klog#5847]] ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5203|klog#5203]] || ||||||||<#CCFFCC>'''Slow board'''|| ||<|3>'''Input''' ||g:0.11, p:20 ||g:0.11, p:20 ||<#FFCCCC>g:0.5, p:20 || ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{R4:8.2k}}} || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5254|klog#5254]] || || || || || || ||<|3>'''Other 1''' ||- ||- ||<#FFCCCC>GND reference for U1 || ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{C5:47n||51kOhm}}} || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5254|klog#5254]] || || || || || || ||<|3>'''Other 2''' ||- ||- ||<#FFCCCC>Isolated TNC outputs (FAST/EOM) from chassis GND || ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{using isolated tape}}} || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5254|klog#5254]] || ||||||||<#CCFFCC>'''Daughter board '''|| ||<|3>'''MIXR''' ||g:1 ||g:1 ||<#FFCCCC>g:10 || ||{{{default}}} ||{{{default}}} ||<#FFCCCC>{{{R5:82k, R6:9.1k, C15:82p}}} || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5326|klog#5326]] || ||||||||<#CCFFCC>'''Interface board'''|| ||<|3>'''MIXR''' ||g:0.5, p:0.8 ||<#FFCCCC>g:0.5 ||<#FFCCCC>g:0.5 || ||{{{default}}} ||<#FFCCCC>{{{R115:200k, R121:200k, R116:NL, R117:NL, C53:NL}}} ||<#FFCCCC>{{{C53:NL}}} || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5329|klog#5329]] || || || || || || ||<|3>'''FASTM''' ||g:0.5, p:0.8 ||<#FFCCCC>g:0.5 ||<#FFCCCC>g:0.5 || ||{{{default}}} ||<#FFCCCC>{{{R99:NL, R100:NL, C52:NL}}} ||<#FFCCCC>{{{C52:NL}}} || || || ||[[https://klog.icrr.u-tokyo.ac.jp/osl/?r=5329|klog#5329]] || || || '''Default''' ||'''FSS''' || '''PMC''' || == Pomona box == * for PMC [[attachment:TTFSS_PMC_Pomona.png|{{attachment:TTFSS_PMC_Pomona.png|Pomona box for PMC|width="800"}}]]