Define Transfer Function $G(s)$
Enter coefficients in descending order of powers of $s$. E.g., for $s^2 + 2s + 1$, enter `1, 2, 1`.
Step Response (Time Domain)
System response to a unit step input.
Impulse Response (Time Domain)
System response to a unit impulse input (initial condition approximation used).
Bode Plot (Magnitude)
Frequency response magnitude in dB.
Bode Plot (Phase)
Frequency response phase in degrees.
Nyquist Plot
Polar plot of $G(j\omega)$ in the complex plane.