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Size: 1447
Comment:
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Size: 1459
Comment:
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| Deletions are marked like this. | Additions are marked like this. |
| Line 39: | Line 39: |
| * '''Mechanical shutter for PD protection''' | * '''Mechanical shutter for photo detector protection''' |
Electronics
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
Safety Control
Mechanical shutter for photo detector protection
Interlock switch