= PMC REFL =
== Modification history ==
 * Unknown?
 * Characterization by gautam, 2020 Jan: [[https://nodus.ligo.caltech.edu:8081/40m/15147|elog15147]]

== Schematic ==
 * Unknown

== Characteristics ==
 * DC output / transimpedance: Unknown
 * RF output / transimpedance: 1.03 kV/A (on a 50 Ohm load)
 * RF ouput / shotnoise intercept current: Unknown

[[attachment:PMCREFL_response.pdf|PDF file]]


== LISO fitting ==

LISO fitting of the RF transimpedance

[[attachment:PMCRefl.fil]]
[[attachment:PMCRefl.bod]]


LISO source file
{{{
zero 1.1643593061M 6.0906346997  ### fitted (name = zero0)
zero 73.8214168971M 19.3046829785  ### fitted (name = zero1)
#zero 75.1026089297M 10.0065976194  ### fitted (name = zero2)

pole 177.0206440573k  ### fitted (name = pole0)
pole 35.8888597015M 3.5490293474  ### fitted (name = pole1)
pole 76.4463575374M 10.4084693139  ### fitted (name = pole2)
#pole 59.8890907558M 1.7734980534  ### fitted (name = pole3)
#pole 145.2026336611M 771.4409674464m

factor 91.5355900822m  ### fitted
delay 14.0615896820n  ### fitted

param zero0:f 10k 100M
param zero0:q 0.1 10
param zero1:f 65M 75M
param zero1:q 0.1 20
#param zero2:f 65M 75M
#param zero2:q 0.1 10
param pole0:f 0k 1G
param pole1:f 0 1000M
param pole1:q  0 1000
param pole2:f 10M 100M
param pole2:q  0.1 100
#param pole3:f 60M 90M
#param pole3:q  0.1 10
#param pole4:f 10M 1000M
#param pole4:q  0.1 100
param factor 1p 1M
param delay 1f 1m

freq log 1M 200M 1000 ### from data file

fit PMCRefl.bod dbdeg semi
rewrite samebetter
gnuterm pdf
}}}