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tdmnoisemodel [2017/09/18 15:10] – created robrienttdmnoisemodel [2017/09/18 16:17] (current) robrient
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-Noise Modeling for CMB Probe+====== Noise Modeling for CMB Probe ====== 
 Roger O'Brient Roger O'Brient
  
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 What's done so far: What's done so far:
-  * Loading model constructed +  * Loading model constructed, applied to 30K Primary 
-  * Compute bolometer Gs & taus +  * Computed bolometer Gs & taus 
-  * Plot NEI vs frequency +  * Ploted NEI vs frequency 
-  * Compute NEP white-noise plateau +  * Computed NEP white-noise plateau 
-  * Compare to B2/Keck Data +  * Compared to B2/Keck Data 
-  * Flicker noise study (emperical results, pulled from the literature)+  * 1/f noise study (emperical results, pulled from the literature)
  
 To do: To do:
   * adjust the sampling frequency and nyquist inductors to study how aliased noise changes   * adjust the sampling frequency and nyquist inductors to study how aliased noise changes
-  * Repeat analysis for 4K primary (?)  Repeat analysis for more realistic loads from window and filters.+  * Repeat analysis for 4K primary (?)  Also repeat analysis for more realistic loads from window and filters, whose loading will not be negligable.
   * Generalize to higher MUX factors   * Generalize to higher MUX factors
   * Make plots of noise vs stage temp and optics for Chris' cryo design.   * Make plots of noise vs stage temp and optics for Chris' cryo design.
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 Slide decks for public discussion: Slide decks for public discussion:
- +  * {{::Noise_for_CMB_Probe_v2.pdf|Imager Telecon 20170919, TDM noise Study}} 
 +  * {{::flicker_noise_CMB_probe.pdf|Imager Telecon 20170919, 1/f noise Study}} 
 +Note: slides are a funny way to add content to a wiki, but since they lend themselves well to JPL's document release protocol, I will put most technical content in that form.
tdmnoisemodel.1505765443.txt.gz · Last modified: 2017/09/18 15:10 by robrient