Dear Guest,
Writing tutorials and maintaining a website
are expensive endeavors. I need your help to continue this effort.
Your subscription will allow me to continue this site and to
add new materials.
The software and tutorials require a username and password which
are given by subscription. The subscription instructions are
given below.
The subscription entitles the user to
download all of the items on this page, as well as other Vibrationdata
pages.
Thank you for your support.

PENDULUMS
Pendulum Oscillation: pend.pdf
The Equation of Motion for a MassPendulum System: mass_pendulum.pdf
Duffing Equation for a Simple Pendulum Driven by a Harmonic Moment: Duffing_pendulum.pdf
Bifilar Pendulum: bifilar.pdf
Pendulum Seismometer for Measuring Vertical Ground Motion: seismic_pendulum1.pdf
Lasic, Planinšic, Torzo: Torsion Pendulum, the Mechanical Nonlinear Oscillator: torsion_pendulum_nonlinear.pdf

MATLAB SCRIPTS
Free vibration of a pendulum, ode45 numerical method. This program solves the nonlinear equation of motion such that large angular displacements are allowed.


Duffing Equation for a Simple Pendulum Driven by a Harmonic Moment.


