nonlinear oscillator

nonlinear oscillator

[′nän‚lin·ē·ər ′äs·ə‚lād·ər]
(electronics)
A radio-frequency oscillator that changes frequency in response to an audio signal; it is the basic circuit used in eavesdropping devices.
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They cover asymptotic expansions and series, asymptotic methods for solving nonlinear equations, the perturbation of nonlinear oscillations, a nonlinear oscillator in a potential well, auto-resonances in nonlinear systems, asymptotics for loss of stability, and systems of coupled oscillators.
For explaining the VA procedure, we consider a general nonlinear oscillator in the form of Eq.
Marquez, Higher order analytical approximations to a nonlinear oscillator with discontinuity by He's homotopy perturbation method, Physics Letters A 372 (2008) 2010-2016.
Concerning the organization of this paper, next an introduction to chaos is presented, then a description of the created software is exposed and after that the application to the case of the damped nonlinear oscillator with variable damping is reported.
The Virtual Lab has been successfully applied to investigate the transition to chaos in the damped and forced nonlinear oscillator, with variable (increasing) applied force.
In this paper it is shown how it is possible to realise a simple nonlinear oscillator and observe the behaviour of the main nonlinear characteristics from a mechanical (and mathematical) point of view.
It is difficult enough to analyze the dynamics of a single nonlinear oscillator, let alone a whole population of them.
ot = p/4, and setting R(t =p/4o ) = 0, we can obtain an approximate frequency-amplitude relationship of the studied nonlinear oscillator.
In this paper we consider the following nonlinear oscillator with discontinuities
In the near future, the circuit simulator will include nonlinear oscillator, noise (including phase and mixer noise) and stability analyses.

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