Dave Halford | 15/04/2019 17:53:48 |
2536 forum posts 24 photos | Posted by Bazyle on 15/04/2019 11:30:55:
Cable cabs don't have mains or even the ELV, it's normally 48v, and all the electronics are in sealed boxes. The telephone wire terminations are the only exposed elements which is why they can suffer from noise on the line. And the 750W worth of 48v comes from??? |
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