Changes for page MTCA ADCs

Last modified by sndueste on 2024/07/08 09:50
From version 6.1
edited by sndueste
on 2019/10/02 15:26
Change comment: There is no comment for this version
To version 12.1
edited by sndueste
on 2019/11/18 17:13
Change comment: There is no comment for this version

Summary

Details

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Content
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1 -= Content: =
1 +Content:
2 2  
3 -= =
4 4  
4 +
5 5  {{toc/}}
6 6  
7 +----
8 +
7 7  = General info =
8 8  
9 -\\
10 -
11 11  * [[ADQ412 server description~[~[image:url:http://hasfweb.desy.de/pub/TWiki/TWikiDocGraphics/external-link.gif~|~|width="13" height="12"~]~]>>url:https://ttfinfo.desy.de/FLASHWiki/Wiki.jsp?page=SPdevicesDMA%20ADQ||shape="rect"]]
12 12  * [[more ADC server descriptions~[~[image:url:http://hasfweb.desy.de/pub/TWiki/TWikiDocGraphics/external-link.gif~|~|width="13" height="12"~]~]>>url:https://ttfinfo.desy.de/DOOCSWiki/Wiki.jsp#section-C_2B_2B+Server+Interface-D_ADCscope?page=C%2B%2B%20Server%20Interface||shape="rect"]]
13 13  * [[Description of the DAQ properties related to the ADCs~[~[image:url:http://hasfweb.desy.de/pub/TWiki/TWikiDocGraphics/external-link.gif~|~|width="13" height="12"~]~]>>url:https://ttfinfo.desy.de/DOOCSWiki/Wiki.jsp#section-C_2B_2B+Server+Interface-DaqfedConfiguration.?page=C%2B%2B%20Server%20Interface||shape="rect"]]
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21 21  
22 22  We have ADQ412AC-4G-MTCA digitizer cards for the experiment crates (Exp1, Exp2 and FL2Exp1):
23 23  [[ADQ412_datasheet.pdf>>attach:10-0494_C_ADQ412_datasheet.pdf]] ( [[new version>>attach:10-0494-adq412_datasheet.pdf]], [[sampling rates table>>attach:Clocking_AppNote.pdf]])
24 -The cards are connected via Patch panels to the Experimental endstations.
24 +The cards are connected via Patch panels to the Experimental endstations and can be operated with a jddd panel:
25 25  
26 +[[image:attach:image2019-10-21_15-21-23.png||width="800"]]
27 +
26 26  \\
27 27  
30 +\\
31 +
28 28  * **NOTE: between ADC and Patch panel we have installed an [[EMP protector>>attach:EMP_protector.pdf]] and an additional 1dB attenuator**
29 29  * for the influence of the Patch cable and the EMP protector see also [[this logbook entry~[~[image:url:http://hasfweb.desy.de/pub/TWiki/TWikiDocGraphics/external-link.gif~|~|width="13" height="12"~]~]>>url:http://ttfinfo.desy.de/ExpHallelog/show.jsp?dir=/2016/27/08.07&pos=2016-07-08T17:41:07||shape="rect"]]
30 30  
... ... @@ -53,7 +53,7 @@
53 53  |(((
54 54  Sampling rate
55 55  )))|(((
56 -2
60 +2 *
57 57  )))|(((
58 58  GSPS
59 59  )))
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71 71  |(((
72 72  Sampling rate
73 73  )))|(((
74 -4
78 +4 *
75 75  )))|(((
76 76  GSPS
77 77  )))
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83 83  GHz
84 84  )))
85 85  
90 + ~* note that the sample rate is NOT locked to the FLASH repetition rate ! Thus there is a not integer number of samples between FLASH pulses. The sample rate also differs slightly from ADC card  to ADC card. The rough spacing is **1993.846** samples between 2 pulses at 1 MHz for details ask the local contact.
91 +
86 86  \\
87 87  
88 88  ===== ADC and DOOCS / DAQ =====
... ... @@ -146,12 +146,28 @@
146 146  
147 147  == Pulse energy server: Using the Struck SIS8300-L2D to detect only integrated values of pulses ==
148 148  
149 -FS-LA (Falko Peters) programmed a pulse detection server that automatically detects peaks in the signel and integrates the samples around the peak. <\br> things to set:
155 +FS-LA (Falko Peters) programmed a pulse detection server that automatically detects peaks in the signal and integrates the samples around the peak.
150 150  
151 -* Peak height: from what signal on (incounts) is the signal to be counted as peak
157 +Things to set:
158 +
159 +* Min peak height: threshold fro which on some signal is considered to be a peak. The actual peak is then determined as the maximum of the counts after the threshold
152 152  * 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
153 153  * 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.
154 154  
155 -[[~[~[image:url:http://hasfweb.desy.de/pub/Setup/MtcaAdc/pulse_energy_server.jpg~|~|alt="pulse_energy_server.jpg" width="400" height="300"~]~]>>attach:pulse_energy_server.jpg]]
163 +\\
156 156  
165 +[[~[~[image:url:http://hasfweb.desy.de/pub/Setup/MtcaAdc/pulse_energy_server.jpg~|~|alt="pulse_energy_server.jpg" height="400"~]~]>>attach:pulse_energy_server.jpg]] [[image:attach:image2019-11-18_17-9-7.png||height="400"]]
166 +
157 157  \\
168 +
169 + jddd  server panel  Definition of the parameters
170 +
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178 +
179 +\\