Re: (OT) Storage (8*IDE HDs) any experiences?
On Sun, Apr 29, 2001 at 10:14:35AM +0200, Russell Coker wrote:
> In a regular setup the IDE controller and the drive get power from the same
> source. So if the signals on the cable have more current going one way than
> the other then the difference will be made up on the 0V line on the PSU. If
> you have separate PSU's then the difference will go through other lines of
> the data cable.
I don't see why. Nor is this any different to any external drives.
You have a hefty ground connection between the power supplies anyway
(the mains, plus the metal case acting as ground).
Hamish Moffatt VK3SB <email@example.com> <firstname.lastname@example.org>