Headend INFO

How To Insert Service In Arris D5 QAM or Arris D5 QAM Configuration

ARRIS D5 QAM CONFIGURATION There are basically two portion of QAM for insertion of Service in Arris D5 QAM. One is input portion and second one is output portion. We need to...

How To Configure Gospell GN-1838 8 CHANNEL Encorder

Gospell Encoder Configuration As we all know most of low budget headends are of Gospell. These headends are widely using by indian MSOs because of its low price range. We will discuss How...

How To Maintain SNR CNR For Digital Headend System ?

Introduction Of SNR CNR SNR and CNR are the two terms which often used in the analog and digital communication. This ratio is measured in dB. SNR is basically signal to noise ratio...

What Is Encryption ? How Encryption Works In Headend ?

Encryption Introduction The word Encryption came from word Kryptos. Kryptos is a Greek word meaning of Kryptos is secret or hidden. Encryption is the process in which we encrypt our data for...

What Is C Band Ku Band For CATV Headend ? How C Band and Ku Band Works ?

If you are a Headend Engineer or working for cable industry like Headend INFO then there is basic need for you to understand the phenomenon behind the C Band Ku Band system. These...

What Is ECM EMM In CA System ? How Conditional Access System Works ?

ECM EMM Introduction ECM stands for Entitled Control Message while EMM stands for Entitled Management Message. ECM EMM are the two most important part of CA System or Conditional Access System. ECM...

What Is LNB Or LNA In Digital Headend ? How LNB Works ?

lna or low noise block for digital headend

LNB Introduction In Headend weather it is Digital Headend or Analog Headend the dishes are mounted on the top of the headend. Dishes are the important part of the headend which helps...