Friday, April 15, 2016

Build a rough idea Cable TV headend

Here will be a little I give a rough idea to create a head end cable tv.after finding the target customers and the areas to be targeted:

     
determine the number of channels to be distributed, the number of channels will be inversely with the necessary tools. for 10 channels is required 10 RF modulator modulator estimated price per unit approximately 1.5 Mt or simply browsing the search for suitable in the bag
     
determine the content to be distributed, the channel to be distributed also affects the investment we are going to spend. No channel free / free to air or taking any premium channel / pay. for free-to-air channel, we will not issue monthly fees to pay for content, we just stayed calculate how receiver needs required, when 10-channel receiver yes we multiply the price per unit how much, then just count the number of channels required parabolic us. for example, we take on the satelite channel Telkom and Palapa, means we need two LNB satellite dish and 4 pieces (each satelite we provide 2 LNB for Vertical and Horizontal polarity) for the price of just browsing only. to pay or premium channel, usually supplied by the provider, be it a set-top box or satellite dish. please look for the best deals from the existing provider Indovision eg, Transvision or Topas tv.
     
besides Parabola, Receiver, LNB, we also need power devider, which is a device that serves to keep the voltage of the receiver or decoder does not enter decoder or receiver else, just straight dole voltage requirements in LNB (only required if one LNB / polarity used for some Receiver . appropriate channel plan that we created)
    
which clearly needed again is a coaxial cable from the LNB to a central / to reciever
    
after the channel we wanted received and already we change to signal RF (Radio Frequency) using RF Modulator, to combine all the channels we do that we need a combiner. we can use the splitter combiner reversed to replace it (eg splitter 8 way back so that we can be a combiner 8 inputs ==> so input output)
    
out of the combiner, we take a concerted a signal amplifier is often called amps / Booster
    
to give the impression of a neat and simplify the maintenance head end, needed a rack to put the receiver device, rf modulator and others.
    
a tv is required to monitor the channel that we have in head end

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