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= Electronics = = Analog Electronics =
== Links ==
[[LCGT/subgroup/Electronics/Meetings|Meetings]]
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----
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  . 24V power supplier / [[attachment:LCGT/subgroup/Electronics/DC_power_supply.pdf|selection report]]
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  . 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)
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  . [[attachment:SG010M3R0GB_test_sheet.pdf]]   . [[attachment:LCGT/subgroup/Electronics/SG010M3R0GB_test_sheet.pdf]]
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  . [[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'''
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 * '''EOM driver'''
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  * Diferential signal buffer Amp.   * Differential signal buffer Amp.
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 * '''AF photo detector for DC readout'''
 * '''Optical lever sensor'''
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== Sensors ==
 * '''RF Photo detector'''
 * '''RF QPD detector'''
 * '''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'''

Analog Electronics

Meetings


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

LCGT/subgroup/Electronics (last edited 2012-06-06 12:48:41 by OsamuMiyakawa)