FTTH Fiber to the Home
FTTx is a access network technology that uses optical fiber directly from the central point to the Home. FTTx offers triple play services voice, video and data.
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Modulation and Demodulation
Modulation and demodulation are fundamental processes in telecommunications that involve the encoding and decoding of information onto a carrier signal. -
SONET Synchronous Optical Network
SONET Synchronous Optical Network Multiplex electrical signals (Digital) from different sources and creates optical carrier (OC). USA, CANADA and JAPAN developed T1 Standard. ANSI develop SONET. The rest of the world uses a primary rate of E1. ITU-T develop SDH. Topics What is SONET? What is Synchronous Digital Hierarchy? What is SDH? What… -
DWDM Dense Wavelength Division Multiplexing
Prerequisite Multiplexing Optical Fiber PCM PDH SDH Transmission Fundamental WDM Wavelength division Multiplexing (WDM) technique increase the capacity of signal carrying medium. WDM technique assign different frequency / wavelength value to every incoming signal. These signals are multiplexed on a single sharing medium. SONET/SDH use TDM technique and transmit data in the form of a… -
Solar Panel Installation
Solar Panel Installation Basic Components of Solar System Solar Panel Solar Charge controller Inverter Battery Bank Load Calculation 03 energy saver (24 watt) 24*3 = 72 watt + 08 = 80 watt 02 Fan (100 watt) 100*2 = 200 + 20 = 220 watt Load = 220+80 = 300 watt If u want to use… -
Computer Ports
Computer Ports Computer ports or Motherboard I/O interfaces are used to connect external devices to the computer. These interfaces are mostly located on the back side of the motherboard. Number of Interfaces depends on the size of Motherboard and technology used. PS2 Din Connector PS2 6 pin din connector Green for mouse Purple for keyboard… -
SDH Synchronous Digital Hierarchy
SDH It is a transmission method. This method is used in optical fibre transmission system called SDH system. We have already discussed the basic concepts of the transmission system. This video will give you the basic concept of SDH. SDH = Synchronous Digital Hierarchy.EU and Japan standard.A standard for telecommunication transport defined by ITU-T. Prerequisite. Following… -
Optical Fiber
OPTICAL FIBER Optical fiber is a type of guided medium to transport information from one point to another point.Information travels in the form of light.Data capacity of fiber is very high due to light nature of the signal.It has some important properties High Bandwidth Highly secure Easy to install Low distortion No EMI effect In…
Latest Posts
How to check a computer.
How to Check a Computer? How to check a computer? It is a basic question when purchasing a computer.In our daily life, a computer is an important and very useful machine. We are using it to perform several functions in our…
IP Address
IP Address Internet Protocol address is the numeric identification of a computing machine on a network. It tells the location of a device on a network. It is also called the software Network address. It allows a host to communicate…
Computer
Computer A computer is an electronic machine which accept data, process it and produce output. Input Devices It takes input from the outside world or user. mouse, mic, keyboard, scanner are the examples. Output devices Which gives the result to the…
Basic Networking Definitions
Networking Basic Definitions. Networking basic definitions are very important to understand the concepts in coming videos. Today we are going to discuss some very basic definitions used in the networking field. If you are interested in networking, then it will…
What is i3,i5 and i7 computer.
Computer Generations i3,i5,i7. Computer generations are very important when planning to purchase a computer. Are u planning to purchase a new computer? Here in this video, we will discuss something about a common problem, “what is i3,i5, and i7”? Before watching…
USB types 2.0 and 3.0
USB 2.0 and USB 3.0 What is USB in Urdu and Hindi? What is universal serial Bus? USB types? What is USB 2.0? What is USB 3.0? Difference between USB 2.0 and 3.0?
Fun with Google
How to use google? How to fun With Google? Google tricks?
Record computer screen
Computer Screen Recording How to record computer screen? How to make computer screen video? How to make video for youtube? How to record video for youtube channel? How to use debute?
Internet Speed Test
Internet Speed Test 1Mb connection = 128 KB 2Mb connection = 128*2 =256KB 3Mb connection = 128*3 =384KB 4Mb connection = 128*4 =512KB These values are theoretical and for practical value,you should reduce these values about 10% for 1Mb connection…
Bootable USB drive
Bootable USB drive How to create bootable USB? How to install window from USB? How to format hard drive?