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At least one manufacturer gives the harp a 48th string, a high A. Using octave designations, the range is C♭1 to G♯7. The notes range from three octaves below middle C♭ to three and a half octaves above, usually ending on G♯.
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It typically has six and a half octaves (47 strings), weighs about 80 pounds (36 kg 5.7 st), is approximately 1.85 metres (6 ft 1 in) high, has a depth of 1 metre (3 ft 3 in), and is 55 centimetres (22 in) wide at the bass end of the soundboard. The concert harp is large and technically modern, designed for classical music and played solo, as part of chamber ensembles, and in symphony orchestras as well as in popular commercial music. Folk musicians often use the term "harper", whereas classical musicians use "harpist". A person who plays the harp is called a harpist or harper. Larger instruments like the modern concert harp mix string materials to attain their extended ranges. On smaller harps, like the folk harp, the core string material will typically be the same for all strings on a given harp.
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Harp strings may be made of nylon, gut, wire or silk. Depending on its size, which varies, a harp may be played while held in the lap or while it stands on a table, or on the floor. Some, known as frame harps, also have a pillar those without the pillar are referred to as open harps. All harps have a neck, resonator and strings. Organologically, it is in the general category of chordophones (stringed instruments) and has its own sub category (the harps). The harp is a multi-stringed instrument which has the plane of its strings positioned perpendicularly to the soundboard.
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