[linux-audio-user] hum from laptop soundcard

[Tim]

Ben Saylor wrote:
 > Hi,
 >
 > I have a new Dell laptop with a headphone jack as the only external
 > audio output.  With headphones, the sound quality is good and there is
 > little noise to be heard.  However, if I plug in my monitors, the
 > output crackles and hums, regardless of the mixer levels.  There is

I bought an Edirol UA-1A USB DAC.

http://www.edirol.com/