Am 19.07.2012 22:08, schrieb Richard Vickery: > On Thu, Jul 19, 2012 at 7:39 AM, Mikkel L. Ellertson <mellertson@xxxxxxxxx <mailto:mellertson@xxxxxxxxx>> wrote: > > > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > On 07/08/2012 11:27 AM, antonio montagnani wrote: > >> > > same usb stick is mounted properly if conencted to the other USB > > ports of same computer (but not on the hub) > > > Dumb question - does the hub have its own power supply, or is it > powered by the USB connection? > > Mikkel > > > Devices connect to the USB hub get their power from the USB port and if the hub does not supply enough power it won't work many usb-hubs have only enough power for devices like keyboard and mouse there are even usb disks out there which needs TWO usb-connections one for data and one for power
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