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About Sigmastudio IIR coefficients

I'm a new comer to use Sigmastudio ,I have some question about the general 2nd-Order Filters module coefficients,I know how to calculate the five coefficients when use as  2nd-Order Filters,But I don't know how to calculate the five coefficients use as two first order Filters when use  2nd-Order Filters module.Forgive my spelling mistakes and looking forward to your professional reply.

best wishes for you,thank you.

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  • Thanks very much for you help.

    I read the document according to your suggestion,now I still have some question ,I sincerely hope you'll help me,This problem has troubled me for a long time。Can you point out which of the two sets of coefficients are correct。

    my sigmastudio version is 3.12.

    First picture is the sigmasudio capture window  generate coefficient ,the second picture is you provide of the coefficient.

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  • Thanks very much for you help.

    I read the document according to your suggestion,now I still have some question ,I sincerely hope you'll help me,This problem has troubled me for a long time。Can you point out which of the two sets of coefficients are correct。

    my sigmastudio version is 3.12.

    First picture is the sigmasudio capture window  generate coefficient ,the second picture is you provide of the coefficient.

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