Changes for page MTCA ADCs

Last modified by sndueste on 2024/07/08 09:50
From version 14.1
edited by sndueste
on 2019/11/19 16:42
Change comment: There is no comment for this version
To version 25.1
edited by sndueste
on 2023/04/28 11:09
Change comment: There is no comment for this version

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Content
... ... @@ -34,7 +34,11 @@
34 34  |(((
35 35  Input voltage range
36 36  )))|=(((
37 -800 mV pp!!!!!!!!!!!!!!!!
37 +the complete range is about 1V  for 4048 counts.
38 +
39 +Thus +- 0.5 V for baseline at 0V
40 +
41 +BUT the baseline can also be shifted ...
38 38  )))
39 39  |(((
40 40  Digitizer resolution
... ... @@ -101,8 +101,15 @@
101 101  \\{{code language="none"}}/FL1/Experiment/BL3/ADQ412 GHz ADC/CH02/TD{{/code}}
102 102  {{code language="none"}}/FL1/Experiment/BL3/ADQ412 GHz ADC/CH03/TD{{/code}}
103 103  
108 +and at FLASH2
109 +
110 +
111 +\\\\\\\\{{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}}
112 +
113 +\\
114 +
104 104  DOOCS prop : {{code language="none"}}FLASH.FEL/ADC.ADQ.PG/EXP1.CH00/CH00.TD  or CH00.DAQ.TD{{/code}}
105 -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 ...
116 +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 ...
106 106  DAQ channel: {{code language="none"}}FLASH.FEL/ADC.ADQ.PG/EXP1.CH00{{/code}}
107 107  
108 108  in addition there are also additional parameters saved like:
... ... @@ -118,7 +118,8 @@
118 118  * **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.
119 119  * The available ADCs 5x, 10x, 20 x 50x and 100x
120 120  * The ADCs can be borrowed from Markus Braune
121 -* The Amplifiers fot perfectly to the dynamic range of the GHz ADCs - here a  [[ test of the Phillips scientific amplifier>>attach:Model_6954_Amplifier_Report.pdf]]
132 +* 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]]
133 +* 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||thumbnail="true" alt="20210414_161820.jpg" height="150"]]
122 122  
123 123  \\
124 124  
... ... @@ -126,18 +126,15 @@
126 126  
127 127  There is one in each of the MTCAs in the hall: MTCA-EXP1 at PG/BL1, the other at BL2 and BL3.
128 128  
129 -They are 16 bit, 10 channel, 125 MS/s ADCs.
141 +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"]]
130 130  
131 131  \\
132 132  
133 -* [[User Manual SIS8300-L2 ADC ACM>>attach:sis8300l2-m-x009-1-v101.pdf]]
134 -* [[User Manual SIS8900 RTM>>attach:sis8900-m-1-1-v104.pdf]]
135 -
136 136  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).
137 137  
138 138  Here is a trace of the first signal, a 1 MHz trigger connected from the x2timer board in the same MTCA:
139 139  
140 -[[~[~[image:url:http://hasfweb.desy.de/pub/Setup/MtcaAdc/adc_mhz.jpg~|~|alt="adc_mhz.jpg" width="550" height="500"~]~]>>attach:adc_mhz.jpg]]
149 +[[image:attach:adc_mhz.jpg||height="400"]]
141 141  
142 142  \\
143 143  
... ... @@ -153,10 +153,14 @@
153 153  
154 154  \\
155 155  
156 -[[~[~[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"]]
165 +
157 157  
158 158  \\
159 159  
169 +[[image:attach:pulse_energy_server.jpg||height="400"]] [[image:attach:image2019-11-18_17-9-7.png||height="400"]]
170 +
171 +\\
172 +
160 160   jddd  server panel  Definition of the parameters
161 161  
162 162  \\
... ... @@ -165,10 +165,10 @@
165 165  
166 166  \\
167 167  
168 -= Detailed stuff =
181 +== Detailed expert stuff ==
169 169  
170 -* [[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"]]
171 171  * [[ a collection of usefull things related to the OPIS ADCs>>doc:FLASH.OPIS ADC related things]]
184 +* a list of [[doc:FLASH.our MTCA ADC cards]] (only internal link)
172 172  
173 173  \\
174 174  
... ... @@ -177,3 +177,5 @@
177 177  \\
178 178  
179 179  \\
193 +
194 +\\