Why must a modem be used to transmit binary data, Computer Engineering

Assignment Help:

Why must a modem be used to transmit binary data through a PSTN? (1) Use sketches and additional text to describe the following modulation methods. (a) Amplitude shift keying (b) Frequency shift keying (2) Discuss the factors that influence the choice of carrier frequency and the bandwidth used by the demodulator section of a modem.

 


Related Discussions:- Why must a modem be used to transmit binary data

What is pipelining, What is pipelining? The overlapping of implementati...

What is pipelining? The overlapping of implementation of successive instructions is known as pipelining.

Explain the working of a binary counter, In binary counter the flip flop of...

In binary counter the flip flop of lowest order position is complemented with each pulse. This means that JK input position must be maintained with logic one

Develop a regular expression for integer & real number, Develop a regular e...

Develop a regular expression for (i) Integer (ii) Real number (i) A regular expression for integer is [+ | -] (d)+ (ii) A regular expression for real number is [+

Instruction per cycle in RISC, Q. Instruction per cycle in RISC? One in...

Q. Instruction per cycle in RISC? One instruction per cycle: A machine cycle is total time taken to fetch two operands from registers perform ALU operation on them and store re

What is drop-down list, A dialog box such as a File menu that have one comm...

A dialog box such as a File menu that have one command until it is clicked when a number of dissimilar commands "drop-down."

Which one memory requires refreshing, Which of following requires refreshin...

Which of following requires refreshing SRAM., DRAM., ROM. or EPROM. ? Ans. DRAM. requires refreshing.

What is input - output interface, The I/O interface provides a technique fo...

The I/O interface provides a technique for transferring information between external I/O devices and internal storage. Peripherals linked to a computer require special communicatio

Example of ann - artificial intelligence, Example of ANN - artificial intel...

Example of ANN - artificial intelligence: ANNs look like this:   Notice that the x, w, z and y represent actual valued weights and that every the edges in this graph

What are the external storage systems, External storage systems A numb...

External storage systems A number of different types of external memory devices are available now. Some of these are considered below (hard drives haven't been mentioned as th

State about the logic micro-operations, State about the Logic Micro-operati...

State about the Logic Micro-operations These operations are performed on binary data stored in register. For a logic micro-operation each bit of a register is treated as a diff

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