The harmonica, also known as a French harp or mouth organ, is a free reed wind instrument used worldwide in many musical genres, notably in blues, American folk music, classical music, jazz, country, and rock.The many types of harmonica include diatonic, chromatic, tremolo, octave, orchestral, and bass versions. A harmonica is played by using the mouth (lips and …

The Richter-tuned harmonica, or 10-hole harmonica (in Asia) or blues harp (in America), is the most widely known type of harmonica.It is a variety of diatonic harmonica, with ten holes which offer the player 19 notes (10 holes times a draw and a blow for each hole minus one repeated note) in a three-octave range.. The standard diatonic harmonica is designed to allow a player …

A harmônica (português brasileiro) ou harmónica (português europeu), harmona, gaita de boca, gaita de beiços, tecnicamente 'gaita de sopro', pois, há a 'gaita de fole', ou ainda, simplesmente gaita (também conhecida como realejo em algumas partes do Nordeste brasileiro e em Portugal), é um instrumento musical de sopro cujos sons são produzidos por um conjunto de palhetas …

"Love Me Do" is the official debut single by the English rock band the Beatles, backed by "P.S. I Love You".When the single was originally released in the United Kingdom on 5 October 1962, it peaked at number 17. It was released in the United States in 1964, where it …

L'harmonica diatonique à lame simple, ou harmonica diatonique simple, est le plus ancien et le plus populaire modèle d'harmonica.Inventé dans les années 1820, il est issu de l'évolution d'un instrument chinois très ancien : le sheng.Son industrialisation prend réellement son essor en 1896 avec la commercialisation du « Marine Band » en Amérique par Hohner.

Een trekzak, (trek)harmonica of diatonische accordeon (in Engelstalige landen zijn de benamingen zoals melodeon of diatonic button-accordion gebruikelijk) is een muziekinstrument dat verwant is aan de accordeon.Het is gebaseerd op het principe van de doorslaande tong (in plaats van een opslaand of dichtslaand riet, zoals bij de rietinstrumenten).Hoewel een trekzak …

The harmonic mean is one of the three Pythagorean means.For all positive data sets containing at least one pair of nonequal values, the harmonic mean is always the least of the three means, while the arithmetic mean is always the greatest of the three and the geometric mean is always in between. (If all values in a nonempty dataset are equal, the three means are always equal to …

Non-flat frequency response is a form of distortion that occurs when different frequencies are amplified by different amounts in a filter.For example, the non-uniform frequency response curve of AC-coupled cascade amplifier is an example of frequency distortion. In the audio case, this is mainly caused by room acoustics, poor loudspeakers and microphones, long loudspeaker …

L'harmonica est un instrument de musique à vent, de la famille des bois, à anches libres, fonctionnant sur le même principe que l'accordéon : ... Wikipedia® est une marque déposée de la Wikimedia Foundation, Inc., organisation de bienfaisance régie par le paragraphe 501(c)(3) ...

John Benson Sebastian (born March 17, 1944) is an American singer-songwriter, guitarist and harmonicist. He is best known as a founder of the Lovin' Spoonful, as well as for his impromptu appearance at the Woodstock festival in 1969 and a U.S. No. 1 hit in 1976, "Welcome Back".. He was inducted into the Rock and Roll Hall of Fame in 2000 as a member of the Lovin' Spoonful.