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Viewing 15 posts - 46 through 60 (of 97 total)
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  • in reply to: equation block auto-renaming variable #7133
    Carsten
    Participant

      >> Now you should have y=1 and a=1.
      >Should have or do you have it?
      I have. All ok here so far.

      >> open it again. Add. enter name ‘b’. enter value ‘2’. Apply.
      >So you change ‘y’ to ‘b’ and ‘1’ to ‘2’ and then press “Apply” and not “ok”?
      No. Add creates a new line. Add name ‘b’ and value ‘2’ in the empty line.

      > > name is now automatically change to ‘a’ , which it should not.
      > You mean you are still in the dialog and the ‘b’ in the line-edit field is changed to ‘a’?
      yes. As soon as I hit apply.

      I just confirmed it unter Win10.

      Carsten
      Participant

        qucs project

        in reply to: mouse scroll inside tabular plot #7110
        Carsten
        Participant

          when I select the table with a click, it would also be nice to scroll it with Arrow up/down and Page up/down.

          in reply to: 2D Arrays #7106
          Carsten
          Participant

            I Agree

            in reply to: Functions for multi-dimensional data #7105
            Carsten
            Participant

              Hi, drahnoel,

              > A range is applied to the data and to the dependent variable…..
              you probably mean _in_dependent variable, right?

              >get_dependent(variable, “name”)
              >Get the dependent of data with given name. Is usually equivalent to using name directly, unless a range was applied.

              I don’t understand this. Could you elaborate please?

              Cheers
              Carsten

              in reply to: Crystal simulation wit S parameters not correct #7101
              Carsten
              Participant

                @Michael: Vlt. ließen sich solche Fälle automatisch erkennen und Qucs könnte eine Warnung ausgeben?

                in reply to: Equations in nested simulations #7100
                Carsten
                Participant

                  Hi Michael,

                  the same problem with the Min() function appears in the optimization sim.

                  I want to minimize a goal that is complex. QS finds the value with the most negative Re(goal_variable).

                  Probably based on the same source code piece

                  Carsten
                  Participant

                    greetings to another wine user.

                    you can define a parameter in an equation and use the Tuning-Tool on that.

                    in reply to: S parameter for complex source impedance #7092
                    Carsten
                    Participant

                      in the forum post

                      Simulation of S-Parameter-Matrix with complex Port Impedances
                      (cannot post links here)

                      it is mentioned, that complex port impedances are not supported.

                      anyway, if you add a ‘*’ in the impedance definition (e.g. 15+15j  changed to 15+15*j), you get the -1,1547 dB.

                      btw: I would have used the formula to the right. That gives -1,23 dB. Don’t know, which is the right answer

                      • This reply was modified 1 year, 9 months ago by maelh. Reason: Convert all remaining http links to https links
                      in reply to: complex impedance #7089
                      Carsten
                      Participant

                        or matrix type “A”

                        • This reply was modified 1 year, 9 months ago by maelh. Reason: Convert all remaining http links to https links
                        in reply to: cascaded parameter sweep #7088
                        Carsten
                        Participant

                          Oh, maybe this is related to this bug report from one week ago?

                          • This reply was modified 1 year, 9 months ago by maelh. Reason: Convert all remaining http links to https links
                          in reply to: Can not move marker on S parameter schematic. #7087
                          Carsten
                          Participant

                            ignore my last 2 posts.

                            Thanks to you, I found out that it is possible to drag ‘n’ drop the marker directly.

                            In my installation, it works fine.

                            remember: In qucs, selection of overlayed items (e.g. a diagram and a “marker info callout”) works as follow:
                            A) none of the items is selected yet: mouse click selects top most item
                            B) one of the items is already selected: mouse click selects next item.

                            What happens to me regularly:
                            – diagram is selected
                            – I want to move the “marker info callout” and try to drag’n’ drop it somewhere (but forgot, that the diagram is still selected).
                            -> diagram is moved instead of marker box.

                            in reply to: Parse .dat files in python #7086
                            Carsten
                            Participant

                              Thanks for sharing

                              in reply to: Crystal simulation wit S parameters not correct #7085
                              Carsten
                              Participant

                                similar things happen in CST, when S-Params from an 3DEM-Simulation need to be interpolated. In that case it helps to change s-param interpolation from polar to cartesian domain.

                                Qucs offers similar options in touchstone file component. maybe that helps?

                                 

                                • This reply was modified 1 year, 9 months ago by maelh. Reason: Convert all remaining http links to https links
                                in reply to: Can not move marker on S parameter schematic. #7061
                                Carsten
                                Participant

                                  My file uploads were restricted for security reasons, I try again as archive

                                Viewing 15 posts - 46 through 60 (of 97 total)