What is the Meaning of: Phone | Concept and Definition of: Phone

There are worth mentioning fixed telephony or simply the (analog) phone, either the non-portable device which is intertwined with another phone or a plant with metallic conductors. On the other hand, there is the mobile phone which is a wireless electronic equipment that has access to a telephone network through radio waves.
In general, a phone consists of two circuits: a conversation circuit which is responsible for the voice and a marking circuit, involving the seizure of numbers and calls.
Both signals that leave the phone to Central provided to those who are central to the phone by a single line of just two sons. To sort and separate the two signals is the hybrid coil or the hybrid transformer, which functions as a power Coupler.
Nowadays, there are telephony through Internet systems, known as voice over IP or VoIP (following the initials in English). These systems do not use conventional phones, but rather a set of resources that enable the acoustic signal through the Web. The user must have a microphone and speakers on your computer.
Finally, we will retain the Grapevine is a game dedicated to children, that mimics the operation of a faulty telephone line due to misrepresent the message transmitted from mouth to ear.