Differences between revisions 6 and 18 (spanning 12 versions)

Analog Electronics

Meeting

2012/11/9 10:00~ How to make a circuit using AEL

Circuits for subsystem

VIS

Reference

D1201253 Test Circuit of Voice Coil Driver
D1201251 Presentation for MIF meeting
D1201255 LVDT-Actuator Driver Electronics
JGW-D1201467: LVDT and Voice Coil Drivers Electric Circuits (1/5/2013

LVDT
回路図JGWDocにアップロード済み

何ch必要か->100ch -> 24枚
8ch単位で一箱　12箱

回路はニケフ購入
箱詰めを考える->電源(18V)直結、インターフェース(要検討)、変調信号を中に入れる、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
テストピンが必要かどうか確認

位相にアクセス

箱詰めした回路の完成8月完成を目処

Common Circuits or related things

DC Power Supply

Bipolar 24 Volt power supply
- 24V power supplier / selection report
Connector and cable
- Cables for DC24V selection report
+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
RF Photo detector
- N. Mio JPCS, 122, (2008) 012014
- H. Grote 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
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.
- NF SA-200F3

Safety Control

Mechanical shutter for photo detector protection
Interlock switch

-  ⇤ ← Revision 6 as of 2012-11-07 11:38:29 → 
  Size: 2446
  Editor: OsamuMiyakawa
  Comment:
+   ← Revision 18 as of 2013-02-15 13:28:02 → ⇥
  Size: 3295
  Editor: OsamuMiyakawa
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
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-[[KAGRA/Subgroups/AEL/Meetings/20121109]]
+=== 2012/11/9 10:00~ How to make a circuit using AEL ===
 . Files: [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/DocDB/ShowDocument?docid=1384|AELの方針と
AELを利用しての回路制作]]
 . [[KAGRA/Subgroups/AEL/meeting/20121109|Minutes]]
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- * [[http://gwdoc.icrr.u-tokyo.ac.jp/cgi-bin/private/DocDB/ShowDocument?docid=1255|D1201255]] LVDT-Actuator Driver Electronics
+ * [[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

{{{
LVDT
回路図JGWDocにアップロード済み

何ch必要か->100ch -> 24枚
8ch単位で一箱　12箱

回路はニケフ購入
箱詰めを考える->電源(18V)直結、インターフェース(要検討)、変調信号を中に入れる、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
テストピンが必要かどうか確認

位相にアクセス

箱詰めした回路の完成8月完成を目処
}}}