What are concentrators, Computer Engineering

Assignment Help:

What are concentrators? Explain how it helps in connecting number of subscribers.

In rural areas, subscribers are usually dispersed. This is both unessential and expensive to give a dedicated pair for each subscriber. Three techniques are utilized to gain on the number pairs are as following:

1. Parity lines

2. Concentrators

3. Carrier Systems.

In second technique, a concentrator expander (CE) is utilized near the cluster of users and other one at the exchange end as demonstrated in figure.

2370_Concentrator-expander connection for dispersed subscribers.png

FIG - Concentrator-expander connection for dispersed subscribers.


Related Discussions:- What are concentrators

Explain the life cycle of java server pages, Discuss the life cycle of JSP....

Discuss the life cycle of JSP. A JSP (JavaServer Pages) page services requests like a servlet. Therefore, the life cycle and many of the abilities of JSP pages (particular in t

What is rational administrator, Use the Rational Administrator to: * M...

Use the Rational Administrator to: * Make and manage projects. * Make a project under configuration management. * Make a project outside of configuration management.

Explain the number unobtainable tone in strowger telephony, Explain the num...

Explain the number unobtainable tone in strowger telephony with waveforms and the timings. In the following figure illustrates the number unobtainable tone that is continuous

Enumerate the history of computers, Enumerate the History of computers ...

Enumerate the History of computers Basic information about technological development trends in computer in past and its projections in future. If you want to know about compute

What is the use of system.xml.xlinq.dll, System.XML.XLinq.dll has classes t...

System.XML.XLinq.dll has classes to provide functionality to use LINQ with XML.

What is a microinstruction, What is a microinstruction? Each word in co...

What is a microinstruction? Each word in control memory having within it a microinstruction.  The microinstruction specifies one or more micro-operations for the system.  A seq

Function of in network access layer in tcp/ip protocol stack, What is the f...

What is the function of in network access layer in TCP/IP protocol stack? Function of Network Access Layer: The network access layer is the lowest layer within Internet

display the contents of the file grade, a) Input names of students from th...

a) Input names of students from the user, terminated by "ZZZ", 0, 0, 0 and create a data file grades with records of the following form: Student (string), test1 (integer), test2 (i

Determine the simplified sop boolean expression, The Karnaugh map for a SOP...

The Karnaugh map for a SOP function is given below in figure. Determine the simplified SOP Boolean expression. Ans. F= B'C' + A'C'D + B'D'

Explain macro definition, Explain macro definition. A unit of specifica...

Explain macro definition. A unit of specification for a program generation is termed as a macro. This consists of name, body of code and set of formal parameters.

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd