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| == Links == [[LCGT/subgroup/Electronics/Meetings|Meetings]] |
== Meeting == === 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]] . Minutes: [[KAGRA/Subgroups/AEL/meeting/20121109]] ----- == 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 |
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| == DC Power Supply == | == Common Circuits or related things == === DC Power Supply === |
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| == RF electronics == | === RF electronics === |
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| == Audio Frequency electronics == | === Audio Frequency electronics === |
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| == Safety Control == | === Safety Control === |
Analog Electronics
Meeting
2012/11/9 10:00~ How to make a circuit using AEL
Files: AELの方針と AELを利用しての回路制作
Minutes: KAGRA/Subgroups/AEL/meeting/20121109
Circuits for subsystem
VIS
Reference
D1201253 Test Circuit of Voice Coil Driver
D1201251 Presentation for MIF meeting
D1201255 LVDT-Actuator Driver Electronics
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
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
- 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