05. Outside Broadcasting and Links
5.1 Remote Broadcasting Remote broadcasting covers production in, or acquisition of program material from locations away from the studio center. […]
Mutiple Access
A limited amount of bandwidth is allocated in wireless services. A wireless system is required to accommodate as many user
Wave Division Multiplexing (WDM)
– WDM is analog multiplexing technique. – It’s working is same as FM. – In WDM different signals are from
Frequency Division Multiplexing (FDM)
– It is an analog technique. – Signals of different frequencies are combined into a composite signal and is transmitted
Time Division Multiplexing (TDM)
– It is digital multiplexing technique. – Channel is not divided on the basis of frequency but on
Multiplexing and Multiple Access
Multiplexing: Multiplexing is a method by which multiple analog signal or digital data streams are combined into one signal over
Vectors and Scalars:
Those physical quantities which have only magnitude but no direction are called scalars. For eg. Mass, Speed, Distance, Work, Energy,
1.3 Radical
An atom or group of atoms which bears charge and behaves as single unit during chemical reaction is called radical.
1.2 Valency
Valency: Valency is the combining capacity of an element with other elements. In electronic concept, valency is the number of