Thank you. I'll just have to remember to turn off my amp before i leave for any length of time, in case my power fails and my APC shuts things off. Bearcat M. Sandor On Monday 17 September 2007 in an email titled "Re: M-Audio Audiophile Line Level Inputs" Arnold Krille wrote: >Am Montag, 17. September 2007 schrieb Bearcat M. Sandor: >> Besides, having a direct card-amp connection means i get the *pop* if my >> system turns off. About half the people i've asked say this wont' hurt >> anything and half say it's dangerous to my equipment. The USB with it's >> own power supply alleviates this. > >The rule in mixing is: > - Turn on the devices in the direction of the sound-signal (mixer and >outboard-equipment first, amps last). > - Turn off the devices in the opposite direction. > >These pop's can destroy your speakers. > >And USB will have the same problem as the power of these devices has to fail >too. Unless your pc isn't really powered off and still provides power on the >usb (for keyboard/mouse and their wakeup). > >Arnold _______________________________________________ Linux-audio-user mailing list Linux-audio-user@xxxxxxxxxxxxxxxxxxxx http://lists.linuxaudio.org/mailman/listinfo.cgi/linux-audio-user