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What Is SDV Or Switched Digital Video For Digital Headend Or CATV

sdv switched digital video
Introduction Cable Tv companies are having large bandwidth available to deliver the different services. These services are Cable Tv Service, Internet service , Video On Demand , Radio Services and Digital Phone Service. Cable Tv companies stream all the digital video channels into the different digital streams and sends...
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What Is QAM And EDGE QAM And Difference Between Them

qam edge qa difference
Introduction Of QAM QAM stands for Quadrature Amplitude Modulator. QAM is also known as heart of a Digital Headend. Because for a digital headend all the major process are done in QAM like PID mapping ,scrambling and RF conversion. It is used to modulate the signal so that...
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What Is DISEQC Switch And DISEQC Motor

DISEQC SWITCH MOTOR
What Is DISEQC DISEQC stands for Digital Satellite Equipment Control. DISEQC switch allow us to use more than one LNB for a single satellite receiver.These two LNB can be both Ku band LNBs or 1 C band and other one Ku band. Earlier we were using one individual...
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