Determine frequency of a dtmf phone, Computer Engineering

Assignment Help:

In a DTMF phone a dialling of 8 generates

(A) 1336 Hz- 770 Hz                      (B)  1209 Hz - 1477 Hz

(C)  1209 Hz- 941 Hz                     (D)  1336 Hz-852 Hz

Ans:

A dialling of eight generates 1336 Hz-852 Hz, in a DTMF phone.


Related Discussions:- Determine frequency of a dtmf phone

What is nv-ram, Nonvolatile Read Write Memory, also kown as Flash memory. I...

Nonvolatile Read Write Memory, also kown as Flash memory. It is also called as shadow RAM.

Update -task updates, Update -task updates are Asynchronous updates.

Update -task updates are Asynchronous updates.

Describe the three mapping techniques, Describe the three mapping technique...

Describe the three mapping techniques used in cache memories with suitable Example. The cache memory is a fast memory that is inserted among the larger slower main memory and t

What are the objectives of usb, What are the objectives of USB? a) Simp...

What are the objectives of USB? a) Simple b) Low cost c) Easy to use d) Supports wide range of data transfer characteristics e) Plug and play mode of operation

What is the maximum frequency of operation, For the circuit demonstrated be...

For the circuit demonstrated below, what is the Maximum Frequency of Operation? Are there any hold time violations for FF2? When yes, how do you modify the circuit to ignore them?

Explain about integrated circuit, Q. Explain about integrated circuit? ...

Q. Explain about integrated circuit? An integrated circuit is created on a thin wafer of silicon that is splitted into a matrix of small areas (size of the order of a few m.m.

Posix threads and mutex, The objective of this practical assignment is to u...

The objective of this practical assignment is to use the POSIX environment to write a program that simulates the supply and demand between three processes: warehouse, factory and r

How do cmos and acpi relate to bios, Complementary metal oxide semiconducto...

Complementary metal oxide semiconductor (CMOS) refers to a chip inside your computer that saves your BIOS settings. As a result, the terms CMOS & BIOS are sometimes used interchang

Difference between synchronous and asynchronous updates, What is the differ...

What is the difference between Synchronous and Asynchronous updates? A program asks the system to perform a particular task, and then either waits or doesn't wait for the task

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