Archive for July, 2010
What are analogue proprietary telephones?
Thursday, July 8th, 2010Analog Proprietary telephones are telephone systems designed for companies that need solid business system without the sophistication that comes with digital models. There are many types and models of these systems each with a variety of capacities for company lines and analog extensions. Most of them come with automatic route selection and toll restriction. They come [...]
Cellular vs. PCS
Sunday, July 4th, 2010PCs involves a combination of services such as paging caller ID and E-mail with an emphasis on personal service and extended ,mobility and is often used in place of digital cellular. They have smaller cells and require a larger number of antennas to cover a geographic area. They use frequencies between 18850 and 1900MHz. Cellular service [...]