Differences between revisions 1 and 46 (spanning 45 versions)

Analog Electronics

Members	Meetings	Logs	Documents	Projects
Members of AEL	AEL meeting	AEL Blog	AEL related documents	DC power supply
KAGRA subgroup members	KAGRA calendar	KAGRA blog	KAGRA Acronyms	D-SUB cable
		KAGRA wiki	JGWdoc	RF electronics
			JGW document search by google

Circuits
VIS	IOO	MIF	AOS	DGS
LVDT driver	TTFSS	RF PD	Optical lever	AA/AI filter
Coil driver	PMC servo	I&Q demodulator		whitening filter
GEO phone interface
stepping motor

-  ⇤ ← Revision 1 as of 2012-06-06 12:47:12 → 
  Size: 1946
  Editor: OsamuMiyakawa
  Comment:
+   ← Revision 46 as of 2013-09-30 13:05:54 → ⇥
  Size: 2056
  Editor: OsamuMiyakawa
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 2:
-== Links ==
[[LCGT/subgroup/Electronics/Meetings|Meetings]]
+||<style="background-color: #E08030;text-align: center;">'''Members'''||<style="background-color: #E08030;text-align: center;">'''Meetings'''||<style="background-color: #E08030;text-align: center;">'''Logs'''||<style="background-color: #E08030;text-align: center;">'''Documents'''||<style="background-color: #E08030;text-align: center;">'''Projects'''||
||[[KAGRA/Subgroups/AEL/Members|Members of AEL]]||[[KAGRA/Subgroups/AEL/meeting|AEL meeting]]||[[http://gwclio.icrr.u-tokyo.ac.jp/lcgtsubgroup/electronics/|AEL Blog]]||[[KAGRA/Subgroups/AEL/Documents|AEL related documents]]||[[KAGRA/Subgroups/AEL/Circuits/DCPowerSupply|DC power supply]]||
||[[KAGRA/Subgroups/Members|KAGRA subgroup members]]||[[http://gwcenter.icrr.u-tokyo.ac.jp/conference/calendar|KAGRA calendar]]||[[http://gwclio.icrr.u-tokyo.ac.jp/lcgtsubgroup/|KAGRA blog]]||[[KAGRA/Terminology#DGS|KAGRA Acronyms]]||D-SUB cable||
|| || ||[[KAGRA|KAGRA wiki]]||[[http://gwdoc.icrr.u-tokyo.ac.jp|JGWdoc]]||[[KAGRA/Subgroups/AEL/Circuits/RF|RF electronics]]||
|| || || ||[[http://www.google.com/cse/home?cx=017444024272121679524:7p2pwvc2k2c|JGW document search by google]]|| ||

||||||||||<style="background-color: #E08030;text-align: center;">'''Circuits'''||
||<style="background-color: #F0B0B0">'''VIS'''||<style="background-color: #F0B0B0">'''IOO'''||<style="background-color: #F0B0B0">'''MIF'''||<style="background-color: #F0B0B0">'''AOS'''||<style="background-color: #F0B0B0">'''DGS'''||
||[[KAGRA/Subgroups/AEL/Circuits/LVDT|LVDT driver]]||[[KAGRA/Subgroups/AEL/Ciorcuits/TTFSS|TTFSS]]||RF PD||[[KAGRA/Subgroups/AEL/Circuits/OpLev|Optical lever]]||[[KAGRA/Subgroups/DGS/Circuits/AntiAliasImage|AA/AI filter]]||
||[[KAGRA/Subgroups/AEL/Circuits/CoilDriver|Coil driver]]||PMC servo||I&Q demodulator|| ||[[KAGRA/Subgroups/DGS/Circuits/Whitening|whitening filter]]||
||[[KAGRA/Subgroups/AEL/Circuits|GEO phone interface]]|| || || || ||
||[[KAGRA/Subgroups/AEL/Circuits/SteppingMotor|stepping motor]]|| || || || ||


== Circuits for subsystem ==
-Line 6:
+Line 20:
-== DC Power Supply ==
 * '''Bipolar 24 Volt power supply'''
  . 24V power supplier / [[attachment:LCGT/subgroup/Electronics/DC_power_supply.pdf|selection report]]
 * '''Connector and cable'''
  . Cables for DC24V [[attachment:LCGT/subgroup/Electronics/DC_power_plan.pdf|selection report]]
 * '''[[attachment:LCGT/subgroup/Electronics/low_noise_regulator.pdf|+15V regulator (ultra low noise)]]'''
 * '''High voltages'''
  . QPD vias voltage (In TAMA case, 180V)
  . Coil driver (LIGO High-Voltage type: >140V)
  . PZT driver (DC >100V or AC power supply)

== RF electronics ==
 * '''Oscillator'''
  . [[attachment:LCGT/subgroup/Electronics/SG010M3R0GB_test_sheet.pdf]]
  . [[CLIO/Technicals/OSCdata|CLIO related]]
  . [[attachment:LCGT/subgroup/Electronics/wenzel_500_13757B.pdf|Wenzel 500 of TAMA]]
    . reference: [[attachment:LCGT/subgroup/Electronics/TAMA_RF_2010.pdf|LO signal distribution for TAMA RSE]]
 * '''RF Photo detector'''
  . N. Mio [[http://iopscience.iop.org/1742-6596/122/1/012014|JPCS, 122, (2008) 012014]]
  . H. Grote [[http://rsi.aip.org/resource/1/rsinak/v78/i5/p054704_s1|RSI, 78, (2007), 054704]]
 * '''RF QPD detector'''
 * '''Demodulator'''
 * '''EOM driver'''

== Audio Frequency electronics ==
 . As a general rule, differential signal transfer should be applied.
 . Dsub 9-pin connector and cable

 * '''[[CLIO/Tasks/DigitalControl|Digital front-end circuits]]'''
  * Anti-Alias / Anti-Imaging filter
  * Differential signal buffer Amp.
  * Whitening / De-whitening filter

 * '''Coil driver'''
 * '''AF photo detector for DC readout'''
 * '''Optical lever sensor'''

 * '''Ultra-Low-Noise Amp.'''
  . [[attachment:LCGT/subgroup/Electronics/SA200F3_noise.pdf|NF SA-200F3]]

== Safety Control ==
 * '''Mechanical shutter for photo detector protection'''
 * '''Interlock switch'''