The Clapper can be set for a simple on/off setting for your needed device, like a bedside lamp and is then activated by simply clapping your hands twice. The clapper can also be set to activate and deactivate more than one device plugged into it and is then commanded by clapping your hands a specific number of claps depending on which device you are wanting to activate or to deactivate.
The Clapper is a sound activated electrical switch. Tens of thousands of this item continue to be sold each year.
A school bell is an example of a lever simple machine. When the lever is pulled or activated, it moves a clapper that strikes the bell to produce sound.
The clapper of a bell is that part of the instrument that swings and strikes the main body of the bell. It is the striking of the clapper on the body of the bell that causes it to sound, or ring.
You have to install a device known as a "clapper" into your receptacle outlet. Plug your lamp into this device. It is sound activated. When you clap your hands the device senses the frequency of the clap and activated its internal circuitry. This closes a relay that supplies voltage to the lamp and it turns on.
The clap sensor, or the Clapper, was invented by Joseph Enterprises in San Francisco. It is a sound activated electrical switch.
carillon
carillon
tongue is the crossword answer that I think you're looking for.....try "bell clapper definition". I hope tat helps.
A striker in a bell is called a clapper. It is a small piece of metal that strikes the inner surface of the bell to produce sound when the bell is rung.
The ball in the middle of a bell is called a "clapper." It is the component that strikes the bell to produce sound when the bell is rung. The clapper swings back and forth inside the bell, creating vibrations that generate the characteristic ringing sound.
It is a member of the percussion family. The clapper strikes the bell to make the sound.
it can be played by just shaking to move the clapper and then make a sound... as just simple as that