Hello David, I'm not sure about the G5 - however the longstanding subject of hum and noise related to the mini Jack outputs goes all the way back to G4 desktops ( maybe before). I myself have a dual 1.25 G4 using Panther 10.3.5 and the mini Jack output has a horrible hum and noise and is totally unusable on any kind of musical level. However - the output of my motu 2408 is dead silent as far as noise - So I of course use that for my musical output. personally I would doubt that Panther 10.3.8 is the culprit ... But maybe... On 3/7/05 8:02 AM, "David DelMonte" <ddelmonte at mac.com> wrote: > Hi all, is anyone else experiencing sound problems in 10.3.8? Is there > a known problem? I get low frequency hum from my connected stereo, and > feedback buzz from my plugged in guitar. > > running this on both a 17" powerbook and a G5 2.5. The guitar is > connected to an M-Audio Firewire 410. > > Thanks > > David -- Thanks - RevDave CoolCat at hostalive.com [db-lists]