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Size: 2646
Comment:
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Size: 2902
Comment:
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| Deletions are marked like this. | Additions are marked like this. |
| Line 5: | Line 5: |
| || ''''' Name ''''' || ''''' S/N '''''||''''' Rev.''''' ||''''' LPF ''''' || ''''' Splitter'''''||''''' Amp. Imbalance [dB]''''' ||''''' Phase difference [deg] ''''' ||''''' Notes''''' || || AS11 || 121 || || SCLF-10.7 || PSCQ-2-51W || || || w/ amp board || || REFL11 || 021 || || SCLF-10.7 || PSCQ-2-51W || || || || || POY11 || 119 || || SCLF-10.7 || PSCQ-2-32 || || || || || POX11 || || || SCLF-10.7 || PSCQ-2-51W || || || || || POP11 || || || SCLF-10.7 || || || || || || POP22 || 020 || || SCLF-21.4 || PSCQ-2-32 || || || || || REFL33 || || || SCLF-33+ || || || || || || AS55 || 029 || || SCLF-65 || PSCQ-2-51W || || || || || REFL55 || 118 || || SCLF-65 || PQW-2-90 || || || || || POP55 || || || SCLF-65+ || - || || || w/ amp board || || POP110 || 120 || || SCLF-135 || PSCQ-2-120 || || || || || REFL165 || || || SCLF-190 || || || || || || AS165 || || || SCLF-190 || || || || || |
|| ''''' Name ''''' || ''''' S/N '''''||''''' Rev.''''' ||''''' LPF ''''' || ''''' Splitter'''''||''''' Amp. Imbalance [dB]''''' ||''''' Phase difference [deg] ''''' ||''''' conversion efficiency [Vout/VPD]''''' ||''''' Notes''''' || || AS11 || 121 || || SCLF-10.7 || PSCQ-2-51W || || ||I=0.19, Q=0.20 || || || REFL11 || 021 || || SCLF-10.7 || PSCQ-2-51W || || || I=4.74, Q=5.04|| w/ amp board|| || POY11 || 119 || || SCLF-10.7 || PSCQ-2-32 || || ||I=0.21, Q=0.18 || || || POX11 || || || SCLF-10.7 || PSCQ-2-51W || || || I=0.17, Q=0.16 || || || POP11 || || || SCLF-10.7 || || || || || || || POP22 || 020 || || SCLF-21.4 || PSCQ-2-32 || || || I=0.30, Q=0.24|| || || REFL33 || || || SCLF-33+ || || || || I=0.42, Q=0.42|| || || AS55 || 029 || || SCLF-65 || PSCQ-2-51W || || || I=6.77, Q=6.77 || w/ amp board || || REFL55 || 118 || || SCLF-65 || PQW-2-90 || || || I=0.36, Q=0.35 || || || POP55 || || || SCLF-65+ || - || || || I=6.57 Q=6.48|| w/ amp board || || POP110 || 120 || || SCLF-135 || PSCQ-2-120 || || || I=0.28, Q=0.27|| || || REFL165 || || || SCLF-190 || || || || I=0.34, Q=0.34|| || || AS165 || || || SCLF-190 || || || || || || |
Contents
Summary of Demodulation Boards
Name
S/N
Rev.
LPF
Splitter
Amp. Imbalance [dB]
Phase difference [deg]
conversion efficiency [Vout/VPD]
Notes
AS11
121
SCLF-10.7
PSCQ-2-51W
I=0.19, Q=0.20
REFL11
021
SCLF-10.7
PSCQ-2-51W
I=4.74, Q=5.04
w/ amp board
POY11
119
SCLF-10.7
PSCQ-2-32
I=0.21, Q=0.18
POX11
SCLF-10.7
PSCQ-2-51W
I=0.17, Q=0.16
POP11
SCLF-10.7
POP22
020
SCLF-21.4
PSCQ-2-32
I=0.30, Q=0.24
REFL33
SCLF-33+
I=0.42, Q=0.42
AS55
029
SCLF-65
PSCQ-2-51W
I=6.77, Q=6.77
w/ amp board
REFL55
118
SCLF-65
PQW-2-90
I=0.36, Q=0.35
POP55
SCLF-65+
-
I=6.57 Q=6.48
w/ amp board
POP110
120
SCLF-135
PSCQ-2-120
I=0.28, Q=0.27
REFL165
SCLF-190
I=0.34, Q=0.34
AS165
SCLF-190
POP165
SCLF-190
References
[1] Ordering Low pass filters 40m elog #4459
[2] Low pass filters and the old name convention 40m elog #4511
[3] Power splitter Upgrade 40m elog #4538
[4] How to replace the splitter 40m elog #4554
[5] Replacement of the splitters 40m elog #4698
[6] Replacement of the splitters part II 40m elog #4714
[7] I/Q imbalance tests 40m elog #4736
[8] 1Y2 rack pictures Electronics/1Y2
[9] Circuit schematic LIGO D990511-x0
Board Arrangement on 1Y2 Rack
Diagram needs to be updated !
- The latest version is available on the 40m svn:
https://nodus.ligo.caltech.edu:30889/svn/trunk/suresh/40m_RF_upgrade/1Y2%20Rack%20Layout.pdf
Upgrading of Demodulation Boards
We are currently at the intermediate state
