Dense Wavelength Division Multiplexing DWDM

Dense Wavelength Division Multiplexing DWDM Prerequisite Multiplexing Optical Fiber PCM 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…
Binary System and ALU Logic Operation

Binary System and ALU Logic Operation Analog Value Analog quantity has continuous values.Most of the things in nature appear in analog form. Temperature never goes from 30 to 31 instantly.It takes infinite steps. If we draw a graphical representation, it…
Introduction to Computing

Computer. Computer is an electronic device that perform computing Operates under the control of instructions (Software) Accept data as input. Manipulate data as per instructions. Generates information Computer Characteristics Fast Computer can process data with amazing speed Reliable Computer has…
Solar System Installation

We will discuss “How to install a solar system?” Solar System 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…
Network Components

Network Components Data It is the information stored and processed by a computer. Node Every device on a network which has a unique logical address or IP. Client A client is a node which takes services from another node. Server…
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. Computer Ports…
Multiplexing

Multiplexing is a technique which allows sending multiple signals over a single data link. In simple words, Sharing of the medium between multiple signals. Multiplexing Topic. What is Multiplexing (MUX)? What is Demultiplexing? MUX types. FDM Frequency division MUX. TDM…