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New entries since:Thu Jan 1 01:00:00 1970
ID Date Author Subjectdown Text Attachments
  199   Mon Dec 3 11:40:35 2012 Gyuhee KimAnother question about using multi boards.

    

       
            
  
  323   Wed Jan 15 14:20:51 2014 Stefan RittAnnouncement of new Evaluation Board V5Dear DRS community,
starting from this year, we ship
the new evaluation board V5. This board has
 drsosc.png 
  331   Tue Feb 18 14:12:37 2014 Stefan RittAnnouncement of new Evaluation Board V5

    

       
            
 scope.png 
  351   Mon Jun 9 12:03:26 2014 Osip LishilinAnnouncement of new Evaluation Board V5

    

       
            
  
  352   Wed Jun 11 11:13:50 2014 Stefan RittAnnouncement of new Evaluation Board V5

    

       
            
  
  356   Mon Jun 16 15:35:59 2014 Osip LishilinAnnouncement of new Evaluation Board V5

    

       
            
  
  99   Mon Jul 12 16:07:37 2010 Stefan RittAnnouncement evaluation board V3Dear DRS4 users,
a new version of the evaluation board
has been designed and is in production now.
 eval3.png 
  116   Fri Feb 25 10:13:51 2011 Stefan RittAnnouncement digital pulse processing workshopDear colleague,
if you live not so far from Zurich,
you might be interested in this workshop:
  
  6   Mon Apr 27 15:09:49 2009 Stefan RittAmplitude and Timing calibration for DRS4 Evaluation BoardThis is a quick notification to all users
of the current DRS4 evaluation board.
As you all know, the DRS4 chip needs
 uncal.pngcal.png 
  584   Sat Jan 28 14:11:58 2017 Danny PetschkeAND trigger problems  Dear Stefan,

I have 2 identical pulses as a
splittet signal with an amplitude of 300mV.
  
  585   Mon Jan 30 16:37:33 2017 Stefan RittAND trigger problems In the evaluation board we use an ADCMP601
comparator, which has a setup and hold time
of 4.6 ns. So a pulse which exceeds the threshold
  
  616   Thu Jun 8 14:26:23 2017 Rebecca SchmitzAND Trigger problems with 2-3 channelsHello,

I work with the DRS4 Evaluation
Board V5 and I have a problem with the software.
  
  617   Thu Jun 8 15:52:20 2017 Stefan RittAND Trigger problems with 2-3 channelsCan you post a screenshot where I can see
the channel waveforms, the configuration
and the trigger settings?
  
  618   Fri Jun 9 09:44:33 2017 Rebecca SchmitzAND Trigger problems with 2-3 channelsHello,

It
seems that a coincidence with two fixed channels
 Screenshot1.pngScreenshot2.pngScreenshot3.png 
  620   Thu Jun 22 21:36:08 2017 Stefan RittAND Trigger problems with 2-3 channelsHi,

from our screenshots I see the
following:
  
  364   Thu Aug 21 11:03:36 2014 Martin Petriska10GSps on DRS4 Evm with delay cables Hi, I read its possible to use channels
2,4,6 to extend 200ns to 400ns (1024bins
to 2048).
  
  365   Tue Aug 26 12:32:21 2014 Stefan Ritt10GSps on DRS4 Evm with delay cables

    

       
            
  
  697   Thu May 17 13:29:34 2018 Stefan Ritt"Symmetric spikes" fixedGood news for all DRS4 users. After many
years, I finally understand where the "symmetric
spikes" come from and how to fix them.
 with.pngScreen_Shot_2018-05-17_at_13.30.23_.pngwithout.png 
  714   Mon Sep 3 11:17:26 2018 Martin Petriska"Symmetric spikes" fixedHi,

Is it possible to fix it by FPGA
changes?  I see readout cycle (proc_drs_reedout) in
  
  715   Tue Sep 4 13:04:30 2018 Stefan Ritt"Symmetric spikes" fixedYes it's possible, but I have to find
time for that. The software of the evaluation
board takes care of the spikes ("remove
  
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