[LAU] sortof OT -- ART tube pac preamp and compressor noisy?

J. Liles malnourite at gmail.com
Mon Aug 12 16:18:50 UTC 2013

Oh, and I should say that I also bought the ART USB Dual Pre (not tube!)
and it works great--low noise (especially when powered by battery).

On Mon, Aug 12, 2013 at 8:05 AM, Rusty Perez <rustys.lists at gmail.com> wrote:

> Hi folks,
> This is related to recording, and my recordings are made on linux, so,
> it is tangential to all of these lists. :-)
> I own an ART tube pac, which is a preamp compressor combo unit.
> It is the first generation of this unit I believe. I've just started
> using this unit.
> Anyway, I'm hearing a low level hum, sortof like a grounding hum.
> Does anyone else use the ART line of pres? Has anyone had trouble with
> them?
> The unit uses 2 tubes and I'm sure they aren't high quality tubes.
> Could a lower quality tube cause a low level ground hum?
> The unit has a grounded plug, and I can't seem to get rid of the hum
> by unplugging other components, but when I mute the unit through my
> sound card, the hum is decreased.  The hum is audible in silences on
> my tracks, so I know it's not just my playback system.
> Now, before you go on about how the ART pre is cheap and crappy. I
> know it's a budget pre, that's why I can afford it. I'm only looking
> for constructive ideas, or similar experience.
> Thanks so much!
> Rusty
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> Linux-audio-user at lists.linuxaudio.org
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