For ~ 46kW power in the FP-cavity:
- Alplhanov amplifier ratio : 20%
- Axis 18 position : -0004710 steps
- PID A (for laser/FPC lock) :
input : input a
P = 0.06
I = 0.0007
D = 0.85
Sign : positive
Sampling : fast
filter : off
criterion : input d
upper th. : 10V
lower th. : 0.04V
speed : 100V/s
relock mode : none
off mode : hold
range : 50%
offset : 5V
- PID B (for RF/FPC lock) :
input : input b
P = 3
I = 0.00002
D = 2
Sign : negative
Sampling : mid
filter : off
criterion : input c
upper th. : 0.45V
lower th. : -0.45V
speed : 1V/s
relock mode : none
off mode : hold
range : 20%
offset : 5V
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