Re: Hearing my PC through my monitors



Todd H. wrote:
Remo Shiva <remo-shiva@xxxxxxxxxxxxxxxx> writes:

Hey,

I have a fairly old and quite cheap USB audio/midi interface (Edirol
UA-20), I was wondering how I could, if it's even possible, get rid of
the high pitch pc noises I can hear through my monitors (pair of KRK
Rokit6 connected through RCAs). I have updated to the latest ASIO
drivers for this particular card and have tried to keep all the wires
apart to stop them picking up unwanted electrical noises, but I'm left
with this rather annoying and quite loud PC sound when I play
audio. When Cubase and Reason aren't open, and windows media player
isn't playing anything, they are silent. Am I to assume this is a
driver/card problem then?

I'd be curious to know how the noise changes with changing the
windows volume control. Given what you've described, I'd expect it
got vary in proportion to the windows volume control. I'd point the
finger at the sound card hardware itself.

Another test to try is putting a battery power ipod or similar device
and playing the speakers through the ipod while the speaker's input
lead is in the same position it is when plugged into the PC. This a/b
test could eliminate the speakers' power supply or noise induced onto
the line level input leads as causes.


I actually tried messing with the volume control in windows and it made no difference to the high pitch noise. When I have a tune on pause in the media player, or when I have cubase or reason open you can hear it. But as soon as they are closed, or I actually hit stop on the tune in WMP, the sound stops and my monitors are silent, ruling out the mains cables for the monitors. I can't try running anything through the speakers because I have nothing with RCA outputs apart from this card, an ipod doesn't have these.


And if so, will buying a new card sort this issue out? Which would you
guys suggest are good ones to go for? My budget is around £150 (not
much I know, music is a hobby not a job for me). Any external card
would have to be USB though.

Give the Griffin iMic a whirl. Quite inexpensive little USB audio
interface. http://www.griffintechnology.com/products/imic Nice
little clean audio capture device too.


That iMic thing is quite useless for what I need, I need outputs for studio monitors, either unbalanced RCAs or balanced XLRs



Cheers for any help/advice, if I could get rid of the noises with this
card and save myself some cash I'll be a very happy man :)

Curious do you have a wireless access point active anywhere near your
PC? What happens when you turn it off? How bout when you unplug
your network cable? Is it possible that the wall wart power
supply of the speakers might be involved somehow?



No wireless here, I'm on a wired network, and if wireless devices were a problem then it would happen all the time wouldn't it?

Anyway, thanks a lot for taking the time to reply :)

.



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