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Initially cable TV was used to distribute the signal from a tall, shared antenna for all the televisions in a community, so this was called CATV
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Cable TV Systems: 24 In 1 Analog Fixed Channel Modulator Headend | Soukacatv.com – Soukacatv.com — Digital and Analog modulator manufacturer
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How to create your own (analog) cable TV head-end | Soukacatv.com – Soukacatv.com — Digital and Analog modulator manufacturer
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