isolate the n-th harmonic
1Depth of field — The area within the depth of field appears sharp, while the areas in front of and beyond the depth of field appear blurry …
2Ancient technology in Stargate — The Ancients (also known as Alterans and Lanteans ) are a fictional advanced race in the Stargate franchise, and are depicted as the precursor to modern day humans. Their most notable creation in Stargate mythology is the entire Stargate network …
3Musical acoustics — or music acoustics is the branch of acoustics concerned with researching and describing the physics of music – how sounds employed as music work. Examples of areas of study are the function of musical instruments, the human voice (the physics of… …
4Parametric oscillator — A parametric oscillator is a simple harmonic oscillator whose parameters (its resonance frequency omega and damping eta) vary in time in a defined wayAnother intuitive way of understanding a parametric oscillator is as follows: a parametric… …
5Horaţiu Rădulescu — (January 7, 1942–September 25, 2008) was a Romanian French composer, best known for the spectral technique of composition. BiographyRadulescu was born in Bucharest, where he studied the violin privately with Nina Alexandrescu, a pupil of Enescu,… …
6Fourier analysis — In mathematics, Fourier analysis is a subject area which grew out of the study of Fourier series. The subject began with trying to understand when it was possible to represent general functions by sums of simpler trigonometric functions. The… …
7Accurizing — is the process of improving the accuracy of a firearm or airgun.cite web |url=http://saami.org/Glossary/index.cfm |title=SAAMI glossary |accessdate=2007 08 30] For firearms, accuracy is defined as the ability to hit exactly what you re aiming at …
8Mass — This article is about the scientific concept. For the substance of which all physical objects consist, see Matter. For other uses, see Mass (disambiguation). Classical mechanics …
9Tuned mass damper — An animation showing the movement of a skyscraper versus the mass damper. The green indicates the hydraulic cylinders used to damp the motion of the skyscraper. A tuned mass damper, also known as an active mass damper (AMD) or harmonic absorber,… …
10Pickup (music) — A pickup device acts as a transducer that captures mechanical vibrations (usually from suitably equipped stringed instruments such as the electric guitar, electric bass guitar or electric violin) and converts them to an electrical signal, which… …
