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What is an ADSL splitter?
An ADSL splitter, also known as a splitter, is a separation device used in ADSL (Asymmetric Digital Subscriber Line) technology to split the data communication and telephone signals on a single telephone line. It allows users to use their telephone line for both voice calls and internet connectivity simultaneously.
Separation device for telephone line and data communication
ADSL technology utilizes the existing copper telephone lines to provide high-speed internet access. However, since the same line is used for both voice and data transmission, a mechanism is required to separate these signals to avoid interference.
This is where the ADSL splitter comes into play. It is a small device that connects to the telephone line, usually near the telephone socket. Its primary function is to split the incoming signals into two separate paths: one for voice communication and the other for data transmission.
The splitter divides the signal frequencies into two bands: the voice band, which ranges from 300Hz to 3400Hz, and the data band, which ranges from 20kHz to 1.1MHz. By separating these bands, the splitter ensures that voice calls and data transmission do not interfere with each other.
The voice band is analog in nature and is used for traditional telephone calls. The data band, on the other hand, handles the digital signals required for internet access. This separation allows users to use the telephone line for both purposes concurrently, without experiencing any degradation in voice quality or internet speed.
It’s worth noting that without an ADSL splitter, voice and data signals would interfere with each other, resulting in poor call quality and reduced internet performance. Therefore, using a splitter is crucial for maintaining the quality and reliability of both voice communication and internet connectivity.
In summary, an ADSL splitter is a separation device that allows the simultaneous use of a telephone line for voice calls and data transmission. By splitting the signals into separate bands, it eliminates interference and ensures optimal performance for both voice and data communication.
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