By Jason, on December 28th, 2012
It has been a custom that people should knock before entering someone?s house or an office. Knuckles are what people use before they invented door knockers that were not that efficient to use. This is because of the small noise it creates that would let the person call out to announce his presence in the front door. With the improvements in the technology, door bells were invented and replaced these door knockers. It was further developed through the years and offered a great help in announcing one?s arrival in someone?s office or home.
With the continuous improvement that is happening, door bells nowadays may come in a wide range of sizes and shapes and made from different materials. These days, door bells can emit different sounds that would make it easy for you to know if a person is outside your home. Door bells come in two types of systems that would work with what is needed in a certain home.
The Types of Door Bells
What people want from different products are the choices. Its either they want a certain type because it would be very efficient or it would be very appealing to be placed in their house. But with devices such as door bells, there are just two types and this can be purchased in different sizes and styles. The first type of door bells is those with wired systems. As what the system implies, it has wires that connect the button to a transmitter which would signal the receiver and enable you to hear the doorbell sound. Once the button is pressed, the flat bars and solenoids react, which in turn allows the receiver to emit sound and alert the person of a presence of a visitor.
Another type of door bells is the wireless systems. With its name, the system does not require wires and would allow you to install it easily while keeping it functioning. The button and the receiver should be installed in the right place and the installation process is done. Whenever a visitor presses the button, a radio signal is transmitted to the receiver at the right range and this would create the sound that you have set for the system.
Choosing the right door bells would depend on the efficiency that a house owner wants. It is important that a person would choose the one that would be very helpful in indicating the presence of visitors at their door. Door bells would be the most helpful equipment that one can have in their home to know if there are people waiting outside the house. With lots of designs and styles for door bells, choosing the one that would perfectly fit in with the design of the house is an easy thing to do. Many variations and styles of the doorbells would easily compliment the design of a particular house. This advantage would not only allow you to know the presence of visitors, but your door bell would also serve as a decoration that would attract the attention of every passerby.?
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Source: http://www.1800doorbell.com/blog/doorbells-door-chimes/two-types-of-door-bells-for-your-home/
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