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| === Pre-digital === *手動スイッチをTTLの信号に置き換える *MC servoの改良 === Length 信号の置き換え順序 === 1. P-arm signal 置き換え === *Vertex: whitening, anti aliasing, filterの整備 *Per end: dewhitening, anti imaging filterの整備 2. In-line signal to MC length 置き換え === *Vertex: dewhitening, anti imaging filterの整備 === long term measurement === |
== Related tasks == *P-arm signal 置き換え === *long term measurement === |
Block diagram for First and Second Stage
Related tasks
- P-arm signal 置き換え ===
- long term measurement ===
- power
- temperature at vertex
- humidity at vertex
- dust at vertex
CLIO digital block diagram: 1st stage for length signal
channel number
ADC 16kHz
- MC REFL: (DC) = 1ch
- MC Trans: 1ch
- MC_F :1ch
- LSC: (DC, RF) x2 = 4ch
- Total 7ch
ADC 2kHz
- Total 0ch
ADC 256Hz
- Laser power 1
- Seismic 1
- Acoustic 1
- Temperature 1ch
- Total 4ch
DAC
- MC: 1 SUS x 4 coils = 4ch
- IFO: 1 SUS x 4 coils = 4ch
- Total 8ch
- (Vertex 4ch, X end 0ch, Y end 4ch)
Binary I/O
- 2SUS x 4coils = 8ch
- MC fast gain, swirch, boost, test
- Y arm gain, swirch, boost, test