| ID |
Date |
Author |
Category |
Subject |
Text |
 |
|
1
|
Wed Jun 15 13:11:38 2022 |
Guy Leckenby | DAQ | Signal Diagram | Attached is the signal mapping that will be
used for the BEAVERTAIL test.
|
|
|
2
|
Fri Jun 17 15:32:47 2022 |
Guy Leckenby | Electronics | Preamp Settings | Bias Select: In general, higher bias resistors
-> lower electronic noise. However, higher
resistance = larger voltage drop due to leakage |
|
|
3
|
Mon Jun 20 10:36:56 2022 |
Guy Leckenby | DAQ | DAQ Startup Commands | Three terminals/processes are required to
record data on a local machine.
1. log in x86l-131.
|
|
|
4
|
Tue Jun 21 02:37:07 2022 |
Guy Leckenby, Iris Dillmann, Chris Griffin | General | Run notes | Beam: 208Pb(82+), 269.0 MeV/u, ~2*10^7 ions
in ESR
|
|
|
5
|
Wed Jun 22 18:01:18 2022 |
Guy Leckenby | Detectors | Detector Arrangment | Attached is the detector arrangement for the
3 setups used during the tests. |
|
|
6
|
Wed Jun 22 19:14:12 2022 |
Guy Leckenby | DAQ | FBEX Script Choices | Here were the f_user.c choices we implemented
for this experiment.
|
|
|
7
|
Tue Jun 28 17:42:53 2022 |
Guy Leckenby | DAQ | Cabling Changes | In the previous signal map, I incorrectly
mapped the DSSD channels. To correctly read
out the DSSD for the new test, we will swap |
|
|
8
|
Fri Jul 29 15:33:08 2022 |
Guy Leckenby | Electronics | Results of Noise Testing | Uwe and I were able to get some noise testing
done before the ESR was closed with asbestos
exposure. We used the new flange so didn't |
|
|
9
|
Mon Nov 7 14:14:38 2022 |
Chris Griffin, Guy Leckenby | Electronics | MSI-8 module details | MSI-8 module details.
MMPR1 card configurations:
|
|
|
10
|
Fri Nov 11 10:27:59 2022 |
Chris Griffin, Guy Leckenby | Detectors | Current leakage currents | Attached are photos of leakage currents for
the current GAGG and BGO setups.
This setup uses the new flange (blue gas |
|
|
11
|
Tue Nov 15 14:30:25 2022 |
Chris Griffin | Electronics | Old flange noise | Last week we tested both the new and old flanges
with the GAGG housing set up described in
the previous ELog entry.
|
|
|
12
|
Thu Nov 17 13:42:16 2022 |
Chris Griffin | Detectors | Detector config changes | I have changed the configuration of Housing
2 (BGO) to account for the detector being
fixed (bond wires) and provide a "plug-and-play" |
|
|
14
|
Mon May 29 12:23:48 2023 |
Guy Leckenby, Chris Griffin | Electronics | Old flange noise re-tests | Whilst constructing a new flange to replace
the old one, we did some tests again to compare
the performance of new vs old flange.
|
|
|
15
|
Thu Jun 1 09:39:24 2023 |
Guy Leckenby, Chris Griffin | Electronics | New new flange test | We tested the new new flange using the same
setup as in ELOG entry 14. The noise level
seemed to be somewhere between the middle |
|
|
16
|
Thu Jun 1 10:42:31 2023 |
Guy Leckenby | Electronics | Summary of Preamp Testing | MSI-8 and MPR-16 preamps have nominal differential
output ranges of +/-1.8V and +/-1.2V respectively
at maximum input (ie 5GeV).
|
|
|
17
|
Tue Dec 12 12:57:16 2023 |
Jan | DAQ | test lmd-files with pulser | We took a few lmd-files with different settings
of the febex DAQ to provide data for go4
development, when the DAQ is not running.
|
|
|
18
|
Mon Mar 24 14:44:14 2025 |
C Griffin, M Cockshutt, I Dillmann | General | April 2025 experiment setup | Further PLEIADES tests are to be carried out
during E018 and E203. This will be an important
test of PLEIADES operation in isochronous |
|
|
19
|
Fri Mar 28 13:31:53 2025 |
CG, ID, MC, JG | General | Dual PLEIADES installation at ESR | PLEIADES detectors were installed in both
the inside and outside pockets after the
dipole behind the gas jet.
|
|
|
20
|
Fri Mar 28 20:45:08 2025 |
CG | Electronics | MSI-8 configurations | The MSI-8 modules were reconfigured to properly
instrument the current setup.
|
|
|
21
|
Fri Mar 28 22:45:24 2025 |
CG | Detectors | Bias problems | After testing the biasing scheme for all detectors,
two problems emerge.
|
|
|
22
|
Sat Mar 29 15:51:46 2025 |
CG, JG, MC, ID | General | DAQ setup | ********************************************
** Setup of DAQ x86l-131 (outside pocket)
**
|
|
|
23
|
Sat Mar 29 17:19:46 2025 |
CG, JG, MC, ID | General | Sample data file | Data files written to /mnt/raw.data/e0203_e0018.
From MBS computers:
|
|
|
24
|
Sat Mar 29 17:53:13 2025 |
CG, ID, MC | Electronics | Bias remote control | The MHV modules are set up for remote control.
This can be accessed via the mesycontrol
software running on x86l-128.
|
|
|
25
|
Mon Mar 31 17:55:16 2025 |
JG | DAQ | DAQ overview | The DAQ is running of 4 different nodes/PCs,
that can be accessed by ssh using the user
litv-exp.
|
|
|
26
|
Mon Mar 31 18:21:37 2025 |
JG | DAQ | ESR scaler mapping | This is the list of scaler channels used at
the VME ESR DAQ on x86l-204:
|
|
|
27
|
Mon Mar 31 18:35:46 2025 |
JG | DAQ | lmd files on ESR NAS | The files of each MBS node or the timesorter
are written to the ESR NAS by the RFIO server.
The server is running on the virtual machine |
|
|
28
|
Tue Apr 1 17:18:10 2025 |
ID, MC, CJG | Detectors | Both PLEIADES detectors in beam | We started inserting the inside and outside
detector, see
https://elog.gsi.de/esr/E0203_E0018/46
|
|
|
30
|
Tue Apr 1 22:41:52 2025 |
CG | Detectors | Climbing leakage currents | The experiment has been running stably during
the afternoon.
DAQ rates have remained constant and the |
|
|
31
|
Tue Apr 1 23:00:41 2025 |
CG | General | Run stopped and detectors moved back | Due to the continued rise in leakage currents,
I have stopped the run, moved the detectors
completely back and turned off the
|
|
|
32
|
Thu Apr 3 13:09:28 2025 |
JG | DAQ | 194Pb MBS settings | The settings of the MBS daq during the first
data taking with fragments around 194Pb (W.Korten
experiment) was not entirely correct:
|
|
|
33
|
Thu Apr 3 13:24:31 2025 |
CG | Detectors | Bias problem diagnosing | During an access break to the ESR, I made
a few tests with the bias scheme to see if
we could better understand some of the weird |
|
|
34
|
Thu Apr 3 14:53:13 2025 |
ID | Detectors | Link to leakage current Google doc | Please enter the leakage currents from the
mesycontrol every ~1h into this Google document:
|
|
|
35
|
Thu Apr 3 17:37:04 2025 |
CJG, GL, MC | General | Detectors in position, taking data | The inner detector was moved into position.
The device control for the outer detector
is not responding and I am not an expert/don't |
|