Sorry, you're right, it should be b1*x(n-1). --Mark Keyur Parikh [kpari...@gmail.com] wrote: > Thanks for your reply. Quick question: the second term isn't b1*x(n-1)? > > On Fri, May 22, 2015 at 10:30 AM, Mark Haun <hau...@keteu.org> wrote: > > Keyur Parikh [kpari...@gmail.com] wrote: > > > I'm in fm_emph.py and can see the taps listed as > > > > > > btaps = [b0, b1] > > > ataps = [1, a1] > > > > This looks like "MATLAB form". If so, the difference equation should be > > y(n) = b0*x(n) + b1*x(n) - a1*y(n-1) > > > > Mark > >
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