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Changes for page ADCs for User experiments

Last modified by sndueste on 2025/04/23 17:33
From version 30.1
edited by sndueste
on 2024/03/14 10:22
Change comment: There is no comment for this version
To version 33.1
edited by sndueste
on 2025/03/10 13:01
Change comment: There is no comment for this version

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1 -MTCA ADCs
1 +ADCs for User experiments
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1 +FS-FLASH USER tmp.Controls (DOOCS, jDDD,\.\.\.).WebHome
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109 -\\{{code language="none"}}FL24:/FL2/Experiment/MTCA-EXP1/ADQ412 GHz ADC/CH00/TD/FL2/Experiment/MTCA-EXP1/ADQ412 GHz ADC/CH01/TD/FL2/Experiment/MTCA-EXP1/ADQ412 GHz ADC/CH02/TD/FL2/Experiment/MTCA-EXP1/ADQ412 GHz ADC/CH03/TD{{/code}}
110 110  
110 +{{code language="none"}}
111 +FL24:/FL2/Experiment/MTCA-EXP1/ADQ412 GHz ADC/CH00/TD/FL2/Experiment/MTCA-EXP1/ADQ412 GHz ADC/CH01/TD/FL2/Experiment/MTCA-EXP1/ADQ412 GHz ADC/CH02/TD/FL2/Experiment/MTCA-EXP1/ADQ412 GHz ADC/CH03/TD
112 +{{/code}}
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114 +
112 112  DOOCS prop : {{code language="none"}}FLASH.FEL/ADC.ADQ.PG/EXP1.CH00/CH00.TD  or CH00.DAQ.TD{{/code}}
113 113  here the {{code language="none"}}CH00.TD{{/code}} is the full ADC trace as it is sampled ( typically several 100.000 samples per pulse train) while the {{code language="none"}}CH00.DAQ.TD{{/code}} trace only has the number of samples which are sent to the DAQ OR if //grouping// is activated the {{code language="none"}}CH00.DAQ.TD{{/code}} contains only the grouped spectra. To read the ADC trace with an online analysis program the {{code language="none"}}CH00.DAQ.TD{{/code}} is preferable to use ...
114 114  DAQ channel: {{code language="none"}}FLASH.FEL/ADC.ADQ.PG/EXP1.CH00{{/code}}
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125 125  * The available ADCs 5x, 10x, 20 x 50x and 100x
126 126  * The ADCs can be borrowed from Markus Braune
127 127  * The Amplifiers fit perfectly to the dynamic range of the GHz ADCs - here a  [[ test of the Phillips scientific amplifier>>attach:Model_6954_Amplifier_Report.pdf]]
128 -* There are also [[BiasTs>>attach:ZX85-12G-S+.pdf]] available that can be borrowed  ([[link to internal page>>doc:FLASH.Bias T]])[[image:url:https://confluence.desy.de/download/attachments/177857419/20210414_161820.jpg?version=5&modificationDate=1618412745169&api=v2||alt="20210414_161820.jpg" thumbnail="true" height="250" width="333"]]
131 +* There are also [[BiasTs>>attach:ZX85-12G-S+.pdf]] available that can be borrowed  ([[link to internal page>>doc:FLASH.Controls, Data recording & Analysis.IT Docu (expert stuff).Hardware (Computers, MTCA & motorcontrol).Bias T.WebHome]])[[image:1720425048368-937.png]]
129 129  
130 130  == 108 MHz ADCs:  Struck SIS8300-L2D ==
131 131  
132 132  There is one in each of the MTCAs in the hall: MTCA-EXP1 at PG/BL1, the other at BL2 and BL3.
133 133  
134 -They are 16 bit, 10 channel, 125 MS/s ADCs.  Here is a link to the [[Struck website>>url:https://www.struck.de/sis8900.html||shape="rect"]]
137 +They are 16 bit, 10 channel, 125 MS/s , 50 Ohm. ADCs.  Here is a link to the [[Struck website>>url:https://www.struck.de/sis8900.html||shape="rect"]]
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136 136  
137 137  50 Ohm input impedance, -1 V,...,+1 V default input range, analog signals can be routed to AC and DC input stage. The coupling is DC via op-amp (switching to AC transformer involves resoldering of SMD solder bridges).
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151 151  * pre and post peak integration time: how much ns to be integrated before and after the peak sample that are taken into account for the peak
152 152  * pre and post peak noise time: before and after the samples that are taken for the actual signal these samples are used as background ( they also can be used to define the "deadtime" of the detector before it searches for new peaks.
153 153  
154 -
155 155  [[image:attach:pulse_energy_server.jpg||height="400"]] [[image:attach:image2019-11-18_17-9-7.png||height="400"]]
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1720425048368-937.png
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