Please note that the recommended version of Scilab is 2024.0.0. This page might be outdated.
See the recommended documentation of this function
bode(sl) bode(sl, fmin, fmax) bode(sl, fmin, fmax, step) bode(sl, frq) bode(frq, db, phi) bode(frq, repf) bode(.., Captions) bode(.., Captions, "rad")
A siso or simo linear dynamical system, in state space, transfer function or zpk representations, in continuous or discrete time.
real (frequency bounds (in Hz))
real (logarithmic step.)
row vector or matrix (frequencies (in Hz) ) (one row for each SISO subsystem).
row vector or matrix ( magnitudes (in Db)). (one row for each SISO subsystem).
row vector or matrix ( phases (in degree)) (one row for each SISO subsystem).
row vector or matrix of complex numbers (complex frequency response).
vector of character strings (captions).
converts the frequency from Hz into rad/s (multiplies by 2π),
Bode plot, i.e magnitude and phase of the frequency
response of the linear dynamical system
sl can be a continuous-time or
discrete-time SIMO system given by its state space,
rational transfer function (see syslin) or zpk representation. In case of
multi-output the outputs are plotted with different
The frequencies are given by the bounds
(in Hz) or by a row-vector (or a matrix for multi-output)
step is the ( logarithmic ) discretization step.
calfrq for the choice of default value).
db,phi are the matrices of modulus (in Db) and
phases (in degrees). (One row for each response).
repf matrix of complex numbers. One row for each
Default values for
sl is continuous-time or
0.5/sl.dt (nyquist frequency)
sl is discrete-time. Automatic discretization of
frequencies is made by
The datatips tool may be used to display data along the phase and modulus curves.
- bode_asymp — Bode plot asymptote
- black — diagrama de Black (carta de Nichols)
- nyquist — diagrama de Nyquist
- gainplot — esboço de magnitude
- repfreq — frequency response
- g_margin — gain margin and associated crossover frequency
- p_margin — phase margin and associated crossover frequency
- calfrq — frequency response discretization
- phasemag — phase and magnitude computation
- datatips — Tool for placing and editing tips along the plotted curves.
handling zpk representation
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