Changes for page MTCA ADCs

Last modified by sndueste on 2024/07/08 09:50
From version 5.1
edited by sndueste
on 2019/08/22 15:52
Change comment: There is no comment for this version
To version 19.1
edited by sndueste
on 2021/09/03 12:53
Change comment: There is no comment for this version

Summary

Details

Page properties
Content
... ... @@ -1,31 +1,27 @@
1 -=== General info ===
1 +Content:
2 2  
3 -\\
4 4  
5 -* [[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"]]
6 -* [[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"]]
7 -* [[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"]]
8 -* [[ a collection of usefull things related to the OPIS ADCs>>doc:FLASH.OPIS ADC related things]]
9 9  
10 -\\
5 +{{toc minLevel="2"/}}
11 11  
12 -=== Our ADC cards ===
7 +----
13 13  
14 -\\
9 += Our ADC cards =
15 15  
16 -==== SP-Devices ADQ412AC ====
11 +== GHz ADCs: SP-Devices ADQ412AC ==
17 17  
18 18  We have ADQ412AC-4G-MTCA digitizer cards for the experiment crates (Exp1, Exp2 and FL2Exp1):
19 19  [[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]])
20 -The cards are connected via Patch panels to the Experimental endstations.
15 +The cards are connected via Patch panels to the Experimental endstations and can be operated with a jddd panel:
21 21  
17 +[[image:attach:image2019-10-21_15-21-23.png||width="800"]]
18 +
22 22  \\
23 23  
21 +\\
22 +
24 24  * **NOTE: between ADC and Patch panel we have installed an [[EMP protector>>attach:EMP_protector.pdf]] and an additional 1dB attenuator**
25 25  * 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"]]
26 -* we can offer [[ Phillips scientific Model 6954>>attach:6954ds.pdf]] amplifiers to either amplify small signals or to decouple setups which may deliver voltage peaks fro the ADCs. The available ADCs
27 -* 5x, 10x, 20 x 50x and 100x
28 -* And the  [[ test of the Phillips scientific amplifier>>attach:Model_6954_Amplifier_Report.pdf]]
29 29  
30 30  \\
31 31  
... ... @@ -52,7 +52,7 @@
52 52  |(((
53 53  Sampling rate
54 54  )))|(((
55 -2
51 +2 *
56 56  )))|(((
57 57  GSPS
58 58  )))
... ... @@ -70,7 +70,7 @@
70 70  |(((
71 71  Sampling rate
72 72  )))|(((
73 -4
69 +4 *
74 74  )))|(((
75 75  GSPS
76 76  )))
... ... @@ -82,6 +82,8 @@
82 82  GHz
83 83  )))
84 84  
81 + ~* 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.
82 +
85 85  \\
86 86  
87 87  ===== ADC and DOOCS / DAQ =====
... ... @@ -103,8 +103,15 @@
103 103  \\{{code language="none"}}/FL1/Experiment/BL3/ADQ412 GHz ADC/CH02/TD{{/code}}
104 104  {{code language="none"}}/FL1/Experiment/BL3/ADQ412 GHz ADC/CH03/TD{{/code}}
105 105  
104 +and at FLASH2
105 +
106 +
107 +\\\\\\\\{{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}}
108 +
109 +\\
110 +
106 106  DOOCS prop : {{code language="none"}}FLASH.FEL/ADC.ADQ.PG/EXP1.CH00/CH00.TD  or CH00.DAQ.TD{{/code}}
107 -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 actvated the {{code language="none"}}CH00.DAQ.TD{{/code}} contins 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 ...
112 +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 ...
108 108  DAQ channel: {{code language="none"}}FLASH.FEL/ADC.ADQ.PG/EXP1.CH00{{/code}}
109 109  
110 110  in addition there are also additional parameters saved like:
... ... @@ -115,8 +115,18 @@
115 115  
116 116  \\
117 117  
118 -==== Struck SIS8300-L2D ====
123 +== Amplifiers for the GHZ ADCs ==
119 119  
125 +* **we can offer [[ Phillips scientific Model 6954>>attach:6954ds.pdf]] amplifiers** to either amplify small signals or to decouple setups which may deliver voltage peaks fro the ADCs.
126 +* The available ADCs 5x, 10x, 20 x 50x and 100x
127 +* The ADCs can be borrowed from Markus Braune
128 +* 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]]
129 +* There are also [[BiasTs>>attach:ZX85-12G-S+.pdf]] available ([[link to internal page>>doc:FLASH.Bias T]])
130 +
131 +\\
132 +
133 +== 108 MHz ADCs:  Struck SIS8300-L2D ==
134 +
120 120  There is one in each of the MTCAs in the hall: MTCA-EXP1 at PG/BL1, the other at BL2 and BL3.
121 121  
122 122  They are 16 bit, 10 channel, 125 MS/s ADCs.
... ... @@ -130,18 +130,46 @@
130 130  
131 131  Here is a trace of the first signal, a 1 MHz trigger connected from the x2timer board in the same MTCA:
132 132  
133 -[[~[~[image:url:http://hasfweb.desy.de/pub/Setup/MtcaAdc/adc_mhz.jpg~|~|alt="adc_mhz.jpg" width="550" height="500"~]~]>>attach:adc_mhz.jpg]]
148 +[[image:attach:adc_mhz.jpg||height="400"]]
134 134  
135 135  \\
136 136  
137 -==== Using the Struck SIS8300-L2D to detect only integrated values of pulses ====
152 +== Pulse energy server: Using the Struck SIS8300-L2D to detect only integrated values of pulses ==
138 138  
139 -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:
154 +FS-LA (Falko Peters) programmed a pulse detection server that automatically detects peaks in the signal and integrates the samples around the peak.
140 140  
141 -* Peak height: from what signal on (incounts) is the signal to be counted as peak
156 +Things to set:
157 +
158 +* 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
142 142  * 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
143 143  * 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.
144 144  
145 -[[~[~[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]]
162 +\\
146 146  
164 + [[image:attach:image2019-11-18_17-9-7.png||height="400"]]
165 +
166 +[[image:attach:pulse_energy_server.jpg||height="400"]]
167 +
147 147  \\
169 +
170 + jddd  server panel  Definition of the parameters
171 +
172 +\\
173 +
174 +\\
175 +
176 +\\
177 +
178 += Detailed expert stuff =
179 +
180 +* [[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"]]
181 +* [[ a collection of usefull things related to the OPIS ADCs>>doc:FLASH.OPIS ADC related things]]
182 +* a list of [[doc:FLASH.our ADQ412 cards]] (only internal link)
183 +
184 +\\
185 +
186 +\\
187 +
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189 +
190 +\\