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- ...011-1-5}}. Additional detailed information potentially useful for users of HFI data is included in this section or annexed to it. [[Image:HFI_2_4_1_JML_TheElectronicsAndServiceModule.png|thumb|500px|center|HFI electronics in the satellite]]5 KB (758 words) - 09:41, 3 February 2015
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- ...y Supplement (2013 and 2015), including this one, are not fully up-to-date and will be discontinued during 2018. </span> ##[[Ground Segment and Operations|Ground segment and operations]]6 KB (669 words) - 21:21, 6 August 2018
- ...011-1-5}}. Additional detailed information potentially useful for users of HFI data is included in this section or annexed to it. [[Image:HFI_2_4_1_JML_TheElectronicsAndServiceModule.png|thumb|500px|center|HFI electronics in the satellite]]5 KB (758 words) - 09:41, 3 February 2015
- ...ation stage, detector diodes, and all the electronics for data acquisition and bias supply. ...less hydrogen sorption cooler, which also provides 18 K pre-cooling to the HFI helium J-T cooler. Two sorption cooler units are included in the flight har50 KB (7,826 words) - 22:29, 4 February 2015
- ...uide parameters used in modelling the low frequency cut-on for the various HFI detectors, as described in equation (2) given in section [[HFI_cold_optics# |+ ''' Waveguide model parameters for the HFI detectors'''3 KB (168 words) - 08:13, 10 December 2014
- ...g the mission. For LFI, refer to {{PlanckPapers|planck2014-a03}}, and for HFI, to {{PlanckPapers|planck2014-a08}}. ...d 3 timelines of coordinates, corresponding to the two angular coordinates and one position angle.28 KB (4,415 words) - 18:43, 21 August 2015
- The Planck satellite was designed, built and tested around two major modules: ...adiative insulation between the warm service module and the cold telescope and instruments.14 KB (2,170 words) - 09:29, 21 May 2014
- ...te subsystems: the LFI instrument, the Sorption cooler, the HFI instrument and the Central Data Management Unit (CDMU). * Additional auxiliary data provided by the MOC and the Flight dynamics:14 KB (2,299 words) - 20:58, 17 March 2013
- The HFI dilution cooler cools the bolometers down to 0.1 K through ...ability. A passive thermal filter is mounted between the dilution cold end and the bolometer optical plate. It gives a thermal time constant of several ho5 KB (754 words) - 02:48, 29 October 2014
- ...ers {{BibCite|darcangelo2009b}} (see also [[LFI design, qualification, and performance#Naming Convention|LFI naming convention]]). ...and the S-polarization in red. Main beam shapes are shown for completeness and they are not representative of flight beams.''']]24 KB (3,748 words) - 10:02, 26 September 2016
- == Horns, lenses and filters== ..._ColdOptics.png|thumb|500px|center|Mechanical and thermal structure of the HFI focal plane unit.]]25 KB (3,795 words) - 22:54, 12 November 2014
- ...ata quality was monitored daily by the IOT from launch till the end of the HFI extension mission phase. Apart from ground based tests, different operation ...e functional tests of the instrument and its cooldown to 100 mK. Given the performance, the helium flow was set to the minimal one giving an End Of Life estimatio2 KB (308 words) - 09:43, 3 February 2015
- ##[[HFI design, qualification, and performance|HFI design, qualification, and performance]] <span style="color:red">(Lamarre/Pajot)</span> ##[[LFI design, qualification, and performance|LFI design, qualification, and performance]]<span style="color:red">(Gregorio)</span>2 KB (265 words) - 17:39, 25 January 2013
- The heart of the HFI - the detectors - are bolometers, solid-state devices in which the channels at central frequencies of 100, 143, 217, 353, 545, and 857 GHz.14 KB (2,155 words) - 23:49, 12 November 2014
- ##[[HFI design, qualification, and performance|HFI design, qualification, and performance]] <span style="color:red">(Lamarre/Pajot)</span> ##[[LFI design, qualification, and performance|LFI design, qualification, and performance]]<span style="color:red">(Gregorio)</span>6 KB (770 words) - 17:33, 29 January 2013
- ...spectral response, pre-flight spectral characterization, data processing, and Fourier transformation == ...is sampled at ZPD and that each spectrum has identical frequency sampling and can thus be averaged together. An example of a combined interferogram data8 KB (717 words) - 08:00, 10 December 2014
- ...F(\omega)</math> is the complex intrinsic bolometer transfer function. For HFI the bolometer transfer function is modelled as the sum of four single pole ...wave. The modulation frequency is <math>f_{\rm mod} = \omega_r/2\pi</math> and was set to <math>f_{\rm mod} = 90.18759 </math>Hz in flight. This signal is12 KB (1,292 words) - 09:19, 10 December 2014
- ...and activities that are known to have affected or might have affected the HFI data. The time information is the start time of the event in On Board Time. * '''HFI''', refers to HFI instrument operations (when this is during the commissioning of the CPV pha27 KB (2,766 words) - 19:41, 11 December 2014
- ...ere already briefly described in the main [[LFI design, qualification, and performance|LFI instrument]] page. .... Dual-profiled LFI horns are composed of a sine-squared profiled section, and an exponential profile near the aperture plane.60 KB (9,314 words) - 08:48, 2 January 2015
- value for each of the 72 science channels (bolometers and thermometers) for each modulation half-period. This number, <i>S</i><sub>RE to about 1.4 s of observation for each detector and to a8 KB (1,269 words) - 09:45, 10 December 2014
- ...ometers collected data in very stable conditions during the whole mission, and practically all of the data were correctly recorded. ...ng the spikes in the signal produced by cosmic rays hitting the bolometers and their immediate surroundings. The sensitivity here is obtained from the hal2 KB (303 words) - 06:48, 10 December 2014
