2. Here's one I made earlier:
https://www.cableforum.uk/board/show...php?t=33640854
3. Assuming such a channel fits into the usual 8MHz slots, around 80. But it does vary depending on how the network was built.
---------- Post added at 13:29 ---------- Previous post was at 13:27 ----------
Quote:
Originally Posted by Onramp
Once those networks began to join up, I would imagine that the technical sites / local head-ends were linked to each other fibre (carrying an analogue signal at 1550nm) since that has been available for many years.
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I don't think they were. Each headend had it's own satellite farm to receive the channels.