Introduction If you are in cable industry or working for cable industry then there is basic need to understand the modulation techniques used in the cable tv headend. This is the basic...
Bnsg 9000 QAM Introduction Bnsg 9000 QAM is broadcast EdgeQAM (Quadrature Amplitude Modulator). It is based on NSG 9000 platform. Bnsg 9000 have highly integrated digital video gateway which is used for...
PSI Tables PSI is called Program Specific Information. PSI contains the data that enable the STB to demultiplex the services. These services are carried out in one or more streams all of these...
IP Headend Introduction Basically IP headend is a headend that runs on Internet Protocol. In IP headend each device is controlled by IP from one server. In IP headend we receive every...
What Is Digital Headend ? Basically a headend is server which receive the signal from the dishes then decodes , multiplex , encodes and then transmit it via modulators. Traditionally we were using...