Differences between revisions 1 and 5 (spanning 4 versions)
Revision 1 as of 2012-06-06 12:47:12
Size: 1946
Comment:
Revision 5 as of 2012-08-30 12:54:40
Size: 2448
Comment:
Deletions are marked like this. Additions are marked like this.
Line 6: Line 6:
== DC Power Supply ==
== Circuits for subsystem ==

== VIS ==
=== Reference ===
 * [[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/private/DocDB/ShowDocument?docid=1255|D1201255]] LVDT-Actuator Driver Electronics

----
== Common Circuits or related things ==
=== DC Power Supply ===
Line 17: Line 28:
== RF electronics == === RF electronics ===
Line 30: Line 41:
== Audio Frequency electronics == === Audio Frequency electronics ===
Line 46: Line 57:
== Safety Control == === Safety Control ===

Analog Electronics

Meetings


Circuits for subsystem

VIS

Reference

  • D1201253 Test Circuit of Voice Coil Driver

  • D1201251 Presentation for MIF meeting

  • D1201255 LVDT-Actuator Driver Electronics


DC Power Supply

RF electronics

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.

Safety Control

  • Mechanical shutter for photo detector protection

  • Interlock switch

KAGRA/Subgroups/AEL (last edited 2020-01-31 14:07:44 by MasahiroKamiizumi)