Differences between revisions 40 and 45 (spanning 5 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

Circuits for subsystem

Common Circuits or related things

RF electronics

Oscillator
RF Photo detector
- N. Mio JPCS, 122, (2008) 012014
- H. Grote RSI, 78, (2007), 054704
RF QPD detector
Demodulator
EOM driver

Audio Frequency electronics

Ultra-Low-Noise Amp.
- NF SA-200F3

-  ⇤ ← Revision 40 as of 2013-09-30 12:45:29 → 
  Size: 5202
  Editor: OsamuMiyakawa
  Comment:
+   ← Revision 45 as of 2013-09-30 13:05:31 → ⇥
  Size: 2904
  Editor: OsamuMiyakawa
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
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-||[[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]]||DC power supply||
+||[[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]]||
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-|| || ||[[KAGRA|KAGRA wiki]]||[[http://gwdoc.icrr.u-tokyo.ac.jp|JGWdoc]]||RF cable||
+|| || ||[[KAGRA|KAGRA wiki]]||[[http://gwdoc.icrr.u-tokyo.ac.jp|JGWdoc]]||[[KAGRA/Subgroups/AEL/Circuits/RF|RF electronics]]||
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-||[[KAGRA/Subgroups/DGS/Projects/LVDT|LVDT driver]]||[[KAGRA/Subgroups/AEL/Projects/TTFSS|TTFSS]]||RF PD||[[KAGRA/Subgroups/DGS/Projects/OpLev|Optical lever]]||[[KAGRA/Subgroups/DGS/Circuits/AntiAliasImage|AA/AI filter]]||
||[[KAGRA/Subgroups/DGS/Projects/CoilDriver|Coil driver]]||PMC servo||I&Q demodulator|| ||[[KAGRA/Subgroups/DGS/Circuits/Whitening|whitening filter]]||
||[[KAGRA/Subgroups/DGS/GEOPhone|GEO phone interface]]|| || || || ||
||[[KAGRA/Subgroups/DGS/Projects/SteppingMotor|stepping motor]]|| || || || ||
+||[[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]]|| || || || ||
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-== VIS ==
<<Anchor(VIS)>>
=== LVDT driver ===
 * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1253|D1201253]] Test Circuit of Voice Coil Driver
 * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1253|D1201251]] Presentation for MIF meeting
 * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/DocDB/ShowDocument?docid=1255|D1201255]] LVDT-Actuator Driver Electronics
 * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/DocDB/ShowDocument?docid=1467|JGW-D1201467]]: LVDT and Voice Coil Drivers Electric Circuits (1/5/2013

 * [[attachment:KAGRA/Subgroup/AEL/VIS/LVDT.zip|LVDT pictures]]

==== 2013/2/15 meeting (高橋、宮川、上泉) ====
 *何ch必要か -> 100ch -> 基板24枚
  * 8ch単位で一箱 -> 計12箱
 * 基板はニケフから購入することを考える
  * 基板の箱詰めを考える
   * 安定化電源内臓のため、外部から18Vを直結
   * インターフェース -> 要検討
    * 位相ねじにフロントパネルからアクセス(穴をあける)
    * テストピンが必要かどうか確認
 * 変調信号出力を箱の中に内臓
  * 変調周波数は固定（TAMAの回路図参考)
  * 外部から変調周波数を入れるのも作っておく
 * 箱詰めした回路の完成8月完成を目処
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+Line 24:
-=== 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)
-Line 72:
+Line 39:
- . 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'''
-Line 86:
+Line 42:
-=== Safety Control ===
 * '''Mechanical shutter for photo detector protection'''
 * '''Interlock switch'''