Search results
Results from the WOW.Com Content Network
An organ pipe is a sound-producing element of the pipe organ that resonates at a specific pitch when pressurized ... (including the shape and volume of the resonator ...
The pipe organ is a musical instrument that produces sound by driving pressurised air (called wind) through the organ pipes selected from a keyboard.Because each pipe produces a single pitch, the pipes are provided in sets called ranks, each of which has a common timbre, volume, and construction throughout the keyboard compass.
Scaling is the ratio of an organ pipe's diameter to its length. The scaling of a pipe is a major influence on its timbre. Reed pipes are scaled according to different formulas than for flue pipes. In general, the larger the diameter of a given pipe at a given pitch, the fuller and more fundamental the sound becomes.
Pipe organs, which use air moving through pipes to produce sounds. The air is supplied by bellows, an electric motor or water.Since the 16th century, pipe organs have used various materials for pipes, which can vary widely in timbre and volume.
The organ is the world's largest pipe organ located in a sacred building. The console has 874 switches for activating the stops, and the action is electro-pneumatic. The instrument is estimated to weigh over 124 tons, and is organized in 23 divisions. [40] It is continually being enlarged. This organ is played for more than 300 services each year.
However, these free-reed organs had several ways of controlling their volume and expression. Unlike a pipe organ with a blower, the wind pressure of the reed organ can be directly controlled by varying the speed the bellows are operated with the feet, providing a means of producing softer or harsher tones.
A flue pipe (also referred to as a labial pipe) is an organ pipe that produces sound through the vibration of air molecules, in the same manner as a recorder or a whistle, in a pipe organ. Air under pressure (called wind ) is driven through a flue and against a sharp lip called a labium , causing the column of air in the pipe to resonate at a ...
An organ pipe, or a harpsichord string, designated as eight-foot pitch (8′) is sounded at standard, ordinary pitch. [1] For example, the A above middle C in eight-foot pitch would be sounded at 440 Hz (or at some similar value, depending on how concert pitch was set at the time and place the organ or harpsichord was made).