Differences between revisions 1 and 2

Front-end

X-arm cavity

channels

#	name	unit	memo	DQ

1	K1:CAL-CS_XARM_ERR	ct	v_err	K1:LSC-XARM_...
2	K1:CAL-CS_XARM_CTRL	ct	v_ctrl	K1:LSC-XARM_...
3	K1:CAL-CS_PROC_XARM_FILT_TM_OUT	m	A_TM * v_ctrl	x
4	K1:CAL-CS_PROC_XARM_FILT_IM_OUT	m	A_IM * v_ctrl	x
5	K1:CAL-CS_PROC_XARM_FILT_MN_OUT	m	A_MN * v_ctrl	x
6	K1:CAL-CS_PROC_XARM_DELTA_CTRL	m	(A_TM + A_IM + A_MN) * v_ctrl	o
7	K1:CAL-CS_PROC_XARM_RESIDUAL	m	(1/C) * v_err	o
8	K1:CAL-CS_PROC_XARM_DISPLAYCEMENT	nm	(1/C) * v_err	o

filters

#	name	unit	memo

1	K1:CAL-CS_PROC_XARM_FILT_INVC	m/ct	inverse sensing function
2	K1:CAL-CS_PROC_XARM_FILT_TM	m/ct	TM stage function
3	K1:CAL-CS_PROC_XARM_FILT_IM	m/ct	IM stage function
4	K1:CAL-CS_PROC_XARM_FILT_MN	m/ct	MN stage function
5	K1:CAL-CS_PROC_XARM_FILT_TDELAY	-	time delay between err and ctrl

OLTF measurement

#	TF	channels

1	G	K1:LSC-XARM_IN1 / K1:LSC-XARM_IN2
2	(1+G)/G	K1:LSC-XARM_EXC / K1:LSC-XARM_IN2
3	(1+G)	K1:LSC-XARM_EXC / K1:LSC-XARM_IN1

KAGRA/Subgroups/CAL/Front-end (last edited 2020-04-16 14:53:06 by TakahiroYamamoto)

-  ⇤ ← Revision 1 as of 2018-06-05 15:12:26 → 
  Size: 15
  Editor: YukiInoue
  Comment:
+   ← Revision 2 as of 2018-10-21 18:20:55 → ⇥
  Size: 1847
  Editor: TakahiroYamamoto
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 2:
+== X-arm cavity ==
  * channels
|| # || name                              || unit || memo                          || DQ               ||
|| || || || || ||
|| 1 || K1:CAL-CS_XARM_ERR                || ct   || v_err                         || K1:LSC-XARM_...  ||
|| 2 || K1:CAL-CS_XARM_CTRL               || ct   || v_ctrl                        || K1:LSC-XARM_...  ||
|| 3 || K1:CAL-CS_PROC_XARM_FILT_TM_OUT   || m    || A_TM * v_ctrl                 || x                ||
|| 4 || K1:CAL-CS_PROC_XARM_FILT_IM_OUT   || m    || A_IM * v_ctrl                 || x                ||
|| 5 || K1:CAL-CS_PROC_XARM_FILT_MN_OUT   || m    || A_MN * v_ctrl                 || x                ||
|| 6 || K1:CAL-CS_PROC_XARM_DELTA_CTRL    || m    || (A_TM + A_IM + A_MN) * v_ctrl || o                ||
|| 7 || K1:CAL-CS_PROC_XARM_RESIDUAL      || m    || (1/C) * v_err                 || o                ||
|| 8 || K1:CAL-CS_PROC_XARM_DISPLAYCEMENT || nm   || (1/C) * v_err                 || o                ||

 * filters
|| # || name                            || unit || memo                            ||
|| || || || ||
|| 1 || K1:CAL-CS_PROC_XARM_FILT_INVC   || m/ct || inverse sensing function        ||
|| 2 || K1:CAL-CS_PROC_XARM_FILT_TM     || m/ct || TM stage function               ||
|| 3 || K1:CAL-CS_PROC_XARM_FILT_IM     || m/ct || IM stage function               ||
|| 4 || K1:CAL-CS_PROC_XARM_FILT_MN     || m/ct || MN stage function               ||
|| 5 || K1:CAL-CS_PROC_XARM_FILT_TDELAY || -    || time delay between err and ctrl ||

 * OLTF measurement
|| # || TF      || channels                          ||
|| || || ||
|| 1 || G       || K1:LSC-XARM_IN1 / K1:LSC-XARM_IN2 ||
|| 2 || (1+G)/G || K1:LSC-XARM_EXC / K1:LSC-XARM_IN2 ||
|| 3 || (1+G)   || K1:LSC-XARM_EXC / K1:LSC-XARM_IN1 ||