The drum is a member of the percussion band of musical tools. Within the Hornbostel-Sachs classification system, this is a membranophone.[1] Drums consist of at least one membrane, called a drumhead or drum skin area, that is extended over the shell and struck, either immediately with the player's hands, or with a drum stick, to produce sound. There is a resonance head on the underside of the drum usually, tuned to a slightly lower pitch than the very best drumhead typically. Other techniques have been used to cause drums to make sound, such as the thumb roll. Drums are the world's oldest & most ubiquitous musical devices, and the basic design has remained virtually unchanged for thousands of years.[1]Drums may singularly be played out, with the ball player using a single drum, and some drums like the djembe are almost played in this way always. Others are played in a couple of two or more normally, all played by the main one player, such as bongo drums and timpani. A variety of drums with cymbals form the essential modern drum package collectively.
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Drums are usually played out by striking with the hands, or with one or two sticks. In many traditional ethnicities, drums have a symbolic function and are being used in spiritual ceremonies. Drums are often used in music therapy, especially hand drums, for their tactile characteristics and easy use by a wide variety of people.[2]In popular music and jazz, "drums" usually identifies a drum equipment or a couple of drums (with some cymbals), and "drummer" to the person who takes on them.Drums received divine position in places such as Burundi even, where the karyenda was a symbol of the energy of the ruler.Construction[edit]Drum taken by John Unger, Company B, 40th Regiment New York Veteran Volunteer Infantry Mozart Regiment, December 20, 1863The shell almost has a circular starting over which the drumhead is extended invariably, but the shape of the rest of the shell differs widely. Within the western musical tradition, the most typical shape is a cylinder, although timpani, for example, use bowl-shaped shells.[1] Other figures include a shape design (tar, Bodhr?n), truncated cones (bongo drums, Ashiko), goblet designed (djembe), and signed up with truncated cones (chatting drum).Drums with cylindrical shells can most probably at one end (as is the truth with timbales), or can have two drum heads. Single-headed drums contain a epidermis stretched over a specific space typically, or higher one of the ends of your hollow vessel. Drums with two mind covering both ends of any cylindrical shell often have a small opening somewhat halfway between your two minds; the shell forms a resonating chamber for the causing sound. Exceptions include the African slit drum, also called a log drum as it is manufactured out of a hollowed-out tree trunk, and the Caribbean metallic drum, created from a material barrel. Drums with two mind can have a couple of wire connections also, called snares, kept across the bottom level head, top mind, or both relative heads, hence the name snare drum.[1]
Description Darbuka drum 1.JPG
On modern strap and orchestral drums, the drumhead is positioned over the beginning of the drum, which in turn is organised onto the shell by a "counterhoop" (or "rim"), which is then presented by means of lots of tuning screws called "tension rods" that screw into lugs located evenly throughout the circumference. The head's anxiety can be fine-tuned by loosening or tightening the rods. Many such drums have six to ten pressure rods. The sound of a drum will depend on many variables--including shape, shell size and thickness, shell materials, counterhoop material, drumhead materials, drumhead stress, drum position, location, and stunning speed and perspective.[1]
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Before the technology of tension rods, drum skins were attached and tuned by rope systems--as on the Djembe--or pegs and ropes such as on Ewe Drums. These methods are rarely used today, though appear on regimental marching group snare drums sometimes.[1] The head of the talking drum, for example, can be temporarily tightened by squeezing the ropes that connect the bottom and top heads. Similarly, the tabla is tuned by hammering a disc held in place round the drum by ropes stretching from the most notable to bottom head. Orchestral timpani can be tuned to precise pitches by using a foot pedal quickly.Sound of a drum[edit]Several North american Indian-style drums for sale at the National Museum of the North american Indian.Several factors determine the audio a drum produces, including the type, shape and construction of the drum shell, the type of drum heads it offers, and the tension of these drumheads. Different drum noises have different uses in music. Take, for example, the modern Tom-tom drum. A jazz drummer may want drums that are high pitched, resonant and noiseless whereas a rock drummer may favor drums that are noisy, low-pitched and dry. Since these drummers want different sounds, their drums in another way are produced a little.The drum mind gets the most effect how a drum tones. Each type of drum mind serves its own musical goal and has its unique audio. Double-ply drumheads dampen high consistency harmonics because they're heavier and they're suitable for heavy performing.[3] Drum heads with a white, textured covering to them muffle the overtones of the drum head slightly, producing a less diverse pitch. Drum heads with central metallic or dark-colored dots have a tendency to muffle the overtones even more. And drum heads with perimeter audio rings typically eliminate overtones (Howie 2005). Some jazz drummers stay away from thick drum minds, preferring one ply drum heads or drum mind with no muffling
File:Drum kit illustration edit.svg Wikipedia
The second biggest factor that influences drum audio is head anxiety against the shell. When the hoop is placed around the drum head and shell and tightened down with tension rods, the strain of the head can be modified. When the tension is increased, the amplitude of the audio is reduced and the frequency is increased, making the pitch higher and the volume lower.
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