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

Microcomputer - controlled breadmaking machine, Q. Microcomputer - Controll...

Q. Microcomputer - Controlled Breadmaking Machine? Figure shows a simplified schematic diagram of a microcomputer-controlled breadmaking machine. A microcomputer along with its

Asp and asp.net apps run at the same time on the same server, How would ASP...

How would ASP and ASP.NET apps run at the same time on the same server? Both ASP and ASP.net can be run at similar server, becuase IIS has the capability to respond/serve both

Presumably for heightened tension - first-order logic, Presumably for heigh...

Presumably for heightened tension - first-order logic: As an aside, it's worth pointing out that - presumably for heightened tension - in most Sherlock Holmes books, the m

Determine the handles data rate of broad band isdn, Broad Band ISDN handles...

Broad Band ISDN handles data rate of about (A) 64 kbps                                      (B) 100 mbps (C) 5.4 mbps                                    (D) 2.048 mbps

Computer based accounting systems, For the purposes of this assignment, you...

For the purposes of this assignment, you are the accountant for an industrial property development company, Devprop Leasing Co., that typically develops warehouse and industrial co

Call the masm procedure, Assignment:  write a C program and a MASM procedur...

Assignment:  write a C program and a MASM procedure.  The C program calls the MASM procedure to perform letter case conversion. Text sections covered:  12.1 to 12.3.1 Write a

Feature of micro-instruction execution, Q. Feature of micro-instruction exe...

Q. Feature of micro-instruction execution? Feature of micro-instruction execution is micro-instruction sequencing which involves address calculation of next micro-instruction.

Explain turing reducibility, Explain Turing reducibility?  Exponential ...

Explain Turing reducibility?  Exponential time algorithms typically happens when we solve by searching by a space of solutions known as brute -force search

Determine the level of state decomposition, Determine the level of state de...

Determine the level of state decomposition The level of state decomposition must be determined by judgement. A too fine grained model is unsuitable, such as, modelling all poss

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