Did you know that when cable TV started more than 50 years ago, the size of the pipe was less than half of what it is today? Even around 25 years ago cable operators were running 330 MHz networks, while today they’ve deployed 750 MHz, 870 MHz and even 1 GHz networks.
But, forgive the trite turn of phrase, it’s not just the size of your pipe that matters. Let’s say you have a 750 MHz network. What would an upgrade to 1 GHz buy you in downstream bandwidth? Just looking at video, that’s about 42 extra analog channels or 420ish digital channels. Not bad. But of course if you already have an 870 MHz network (as 40-50% of North American cable operators do), you’re only getting about half that bonus in moving up to 1 GHz. Is the upgrade worth the cost? READ MORE
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