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The ringing of a school bell announces important times to a school's students and staff, such as marking the beginnings and ends of the school day, class periods, and breaks. In some schools it may take the form of a physical bell, usually electrically operated. In other schools it may be a tone, siren, electronic bell sound, a series of chimes ...
The most widely used form is the interrupter bell, which is a mechanical bell that produces a continuous sound when current is applied. See animation, above. The bell or gong (B), which is often in the shape of a cup or half-sphere, is struck by a spring-loaded arm (A) with a metal ball on the end called a clapper, actuated by an electromagnet ...
Both the third quarter and the full hour require the fourth quarter bell, B 3, to be rung twice in quick succession (changes 4,5,1 and 2,3,4,5); too quick for the hammer to draw back for the second strike. To address this, the fourth quarter bell is equipped with two hammers on opposite sides and becomes, effectively, a fifth bell for the ...
A handbell is a bell designed to be rung by hand. To ring a handbell, a ringer grasps the bell by its slightly flexible handle – traditionally made of leather, but often now made of plastic – and moves the arm to make the hinged clapper strike the inside of the bell.
A bell is regarded as having a good tone when it is "in tune with itself". [24] In western bell founding, this is known as "harmonic tuning" of a bell, which results in the bell's strongest harmonics being in harmony with each other and the strike note. This produces the brightest and purest sound, which is the attractive sound of a good bell.
In English-style ringing the bell is rung up such that the clapper is resting on the lower edge of the bell when the bell is on the stay. During each swing, the clapper travels faster than the bell, eventually striking the soundbow and making the bell sound. The bell speaks roughly when horizontal as it rises, thus projecting the sound outwards ...
Peal board in St Michael and All Angels' church, Penkridge, Staffordshire, recording the first peal on the new bells in 1832. In campanology (bell ringing), a peal is the special name given to a specific type of performance of change ringing which meets certain exacting conditions for duration, complexity and quality.
A bell-ringer at work in Palekh, Russia. A bell-ringer is a person who rings a bell, usually a church bell, by means of a rope or other mechanism.. Despite some automation of bells for random swinging, there are still many active bell-ringers in the world, particularly those with an advanced ringing tradition such as full-circle or Russian ringing, which are artistic and skilled performances ...