Narrowband FM
Approximation to AM, phasor representation.
Narrowband FM Quiz
Test your knowledge of the NBFM approximation, its phasor form, and its spectral similarity to AM.
Question 1 of 3
Q1.The narrowband FM approximation expands s(t) = Ac*cos(2*pi*fc*t + beta*sin(2*pi*fm*t)) using cos(x+y) identity. For beta << 1, which of the following is the correct NBFM approximation?
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