 CATV Collective Scrambling and Descrambling Charging management system (Offer to Sell)
Trade Lead Description:
This CATV CSDC system is applied to the digital TV / analogue TV mixed transmission CATV network on the 550MHZ (or 750MHZ) bandwidth.
It can be individually used to analogue and digital TV network to solve the hard charge problem and manage the subscriber etc.
The Main functions:
Convenient usage, can scramble and descramble to 45-750MHz all channels.
Random usage: You can put the descrambler in any places to descramble, very agile
Safety: It adopts multi-groups number scramble technique, hard to get the code.
The original system needn’t to be changed, low invest
Applicability: It is suitable for any system.
Working principle:
After mixed the TV programs for each channel, scramble in the scrambler machine, output the amplificatory TV programs then into the HFC network. The TV signal is scrambled, so the TV signal on the main and branch line cant be viewed, we can view the TV program after connect the descrambler box.
Posted from China - Sichuan on 13 February, 2008
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