With this program you can simulate analog systems up to 70 blocks and 10 inputs and calculate bode plots and step responses. Furthermore you can design PIDT1- controllers with FRA- method. Look for more information into this 28 min- demo- video on youtube.
See the runtime program. Actual Version is 3.19
Note: to switch to english menu test click on the US- flag button.
History file here
Source code for MS Visual Studio 2019 or higher is here
A documentation / manual can be downloaded here
Actual Version now is V 3.19 from 23.3.2020
Some simple examples including simple standard blocks from my basic control system lecture here.
More complex examples with .wln-files containing controllers with document of some screen shots as zip file