I was able today to convert the loop and the VCO filter from transfer functions to filter coefficients. Took some good weeks to get here, nonetheless this is now done and the next step would be to integrate the new…

About half a year a go I found an excellent book on Costas: https://www.springer.com/gp/book/9783319720074. There are three models of Costas loops for BPSK presented in the book, in-detail explanation of the static and dynamic analysis and mathematical models: conventional circuit on…