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<<TableOfContents(2)>>

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Latest measurements are [[attachment:PDFRs.pdf]].
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|| || 11 MHz || 22 MHz || 29.5 MHz || 33 MHz || 55 MHz || 110 MHz ||
|| AS || [[/AS11]] || || || || [[/AS55]] || ||
|| REFL || [[/REFL11]] || || || || || ||
|| POP || || || || || || ||
|| POY || [[/POY11]] || || || || || ||
|| MCREFL || || || || || || ||
 * [[/REFL11| REFL11]]
 * [[/REFL33| REFL33]]
 * [[/REFL55| REFL55]]
 * [[/REFL165| REFL165]]
 * [[/AS55| AS55]]
 * [[/POX11| POX11]]
 * [[/POY11| POY11]]
 * [[/POP22_110| POP22/POP110]]
 * [[/POP55| POP55]]
 * [[/PMCREFL | PMC REFL]]
 * [[https://nodus.ligo.caltech.edu:8081/40m/10406| IMCREFL]]
 * [[/BH55 | BH55]]
 * [[/BH44 | BH44]]
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== Documentation ==

In [[https://nodus.ligo.caltech.edu:30889/svn/trunk/alberto/40mUpgrade/RFsystem/RFPDs/RFPDupgradeProcedure/RFPDupgradeProcedure.pdf|this document]] I explain all the steps of the 40m RF PD upgrade process.

Some notes from Hartmut's commissioning of this PD in 2004 in the elog entries:

 * [[http://www.ldas-sw.ligo.caltech.edu/ilog/pub/ilog.cgi?group=40m&task=view&date_to_view=11/02/2004&anchor_to_scroll_to=2004:11:02:14:43:23-hartmut|11/02/2004]]
 * [[http://www.ldas-sw.ligo.caltech.edu/ilog/pub/ilog.cgi?group=40m&task=view&date_to_view=11/12/2004&anchor_to_scroll_to=2004:11:12:13:51:23-hartmut|11/12/2004]]

TODO: Make label stickers for each photodiode, with:

 * optical response
 * resonant frequency
 * transimpedance
 * resonance Q
 * shot noise 3dB point current
 * notes

= Misc. =
[[attachment:2010-05-03_JenneLaserCalibration_0dBm_NDfilter.png]]

[[attachment:40mRFPDupgradeProcess.pdf]]

[[attachment:PDFRs.pdf]]


RF Photodetectors

This page (and only this page) contains all of the RF Photodetector data for the 40m. If you find pages elsewhere in this wiki, move them here.

Latest measurements are PDFRs.pdf.


Documentation

In this document I explain all the steps of the 40m RF PD upgrade process.

Some notes from Hartmut's commissioning of this PD in 2004 in the elog entries:

TODO: Make label stickers for each photodiode, with:

  • optical response
  • resonant frequency
  • transimpedance
  • resonance Q
  • shot noise 3dB point current
  • notes

Misc.

2010-05-03_JenneLaserCalibration_0dBm_NDfilter.png

40mRFPDupgradeProcess.pdf

PDFRs.pdf

Electronics/RFPD (last edited 2023-05-24 19:28:32 by YutamichimuraATligoDOTorg)