TAMA300 Library (Updated 2009/01/25)
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Circuits [OLD Circuits]

• NIM Pinconnections
• QPD Steering
  • Domcument (GHH) (1999/10/08)
  • Steering Mirror controller
• Coil driver (2000/04/14)
• Alignment Control for the test masses
  • Alignment mix matrix circuit (GHH) (2001/5/7)
  • Offset Adjust
  • Broadband filter ~ 90Hz 4th order butterworth filters (2000/10/29)
    • For Front Mirrors
    • For End Mirrors
    • LF Booster for Pitch
    • Automatization Circuit
  • Narrowband filter ~ 130Hz 6th order elliptic filters (2004/12/26)
    • For Front Mirrors
    • For End Mirrors (Center room)
    • For End Mirrors (End rooms)
  • Alignment filter selector (2002/10/04)
    • For front mirrors (KA)
    • For end mirrors (KA)
• Recycling Mirror alignment
  • Servo f ilter for DT8 (Sa) (2003/1/21)
  • Servo filter for DT9 (Sa) (2003/12/22)
• MC Alignment Control
  • Notch, Yaw Filter (2000/12/21)
  • MC Alignment Improvement (ghh) (2001/3/11)
  • MC Coil Driver (KA) (2002/4/22)
• Optical Axis Control
  • DC QPD (KA) (2003/1/21)
  • Matrix for 3-axis PZT (KA) (2003/1/21)
• 4ch Multiplexer (2001/1/10)
• Photodetector
  • Noise evaluation of the 4 divided photodetector (1999/07/16)
  • Current limitting circuit for the 4 branched PD (1999/11/01)
  • Clear Pulse 15MHz photodetector unit Model8880 (2001/1/10)
  • Model8880 tuned for 15MHz & 45MHz (KA) (2001/12/18)
• Master Oscillator ~ VCXO(2001/1/16)
• Intensity Stabilization
  • Feedback filter for the intensity stabilization (2001/05/05)
  • Feedback filter for the intensity stabilization (2003/02/08)
• Matrix for QPD DC outputs (2001/1/10)
• Photos of Coils for RF QPD (2001/2/22)
• Demodulator
  • 1ch 15MHz demodulator (1999/10/29)
  • 4ch 15MHz demodulator specifications (2001/1/18)
• Length Matrix
  • Matrix4 for NS front coil drivers (Moriwaki) (2001/07/20)
  • Matrix4 for WE front coil drivers (Moriwaki) (2001/07/20)
• Datasheet of SR Filter (2001/01/20)
• 1kHz antialiasing filter for optical link (2001/02/12)
• Length Feedback Filters
  • Feedback filter for l- (2001/1/10)
  • dl+, dl- mass filter (KA) (2002/04/22)
  • NS arm mass lock filter since recombine2 (2003/01/21)
• Injection locked servo (2004/01/15)
• Frequency Stabilization
  • Laser, MC, and Modulation ~ Recombine2 (sgn, 1999)
  • L+ servo (sgn) (2003/1/21)
  • L+/PDH signal_selector_(sgn) (2003/1/21)
  • MC filters (sgn 2002/09/18)
    MC_servo
    
  • HV amp for EOM (sgn 2002/05/27)
    HV amp for the BB EOM
  • Photodetector for sideband transmission servo
• L- Length Feedback
  • Feedback filter for L- (2001/05/05)
  • Feedback filter for L- (2003/01/29)
• Whitening Filters
  • DT5 Whitening filter (KA) (2001/02/21)
  • MDAQ Preamp (2004/01/05)
  • Differential amplifier for EPICS (2000/08/21)
  • Differential driver/receiver for HDAQ
  • Whitening filter for intensity noise (2004/01/05)
• Observation system
  • Shutter driver (Iida) (2001/10/16)
  • 8-way Multiplexer (KA) (2002/10/04)
  • Light level amp_(KA, Emac) (2002/04/22)