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Unformatted text preview: These can be found on Telephones, AM and FM radio systems, and cable TV. A lot of these analog systems are becoming outdated due digital technology. An example for this would be the analog TV being converted to digital. In digital technology the data turns into numbers and then are stored on a digital device. One of the options available is the video and data can be directly encoded into the digital format and it usually does not need sampling. A Private Branch Exchange (PBX) is a telephone exchange that caters to a particular business or company. PBX allows the sharing of a single outgoing phone line by multiplexing a number of regular analog phones. In VoIP, the voice is sampled and transformed to a digital format and sent over the transmission medium. In today’s world VOIP is becoming very popular on the internet. Several internet providers are offering VoIP to their customers. Skype is one of the largest companies that offer VOIP....
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- Spring '11
- Telephone exchange