Re: [linux-audio-user] Radio Interference problems when recording

From: Tim Howard <tdhoward@email-addr-hidden>
Date: Thu Nov 02 2006 - 03:10:45 EET

On 11/1/06, jmacdermott@email-addr-hidden <jmacdermott@email-addr-hidden> wrote:
> This basic setup (different computer and distro, same sound card, cables, mics,
> etc.) was working fine at the old place in the basement. But now when I plug
> my mics (ie: Shure SM58) via XLR into the panel, I hear a LOT of radio
> interference. I never used to get any of this.
>
> My first thought is that the location (way up in the air) is what is causing it.
> I already tried the cheapest/quickest/easiest fix, new cables. That made no
> change.
>
> I will try plugging the unit into another outlet and see if that helps. I have
> the following questions for the more experienced readers on the list:
>
> 1) Could it be my beat-up old board? Does a newer, better board (ie: modern
> Mackie, etc.) have fewer problems with RF? (I know it would be quieter!)
>
> 2) I'm afraid that the RF might be coming through the power lines. Any tips on
> eliminating this?
>
> 3) Is the location of my equipment (3rd storey attic) an issue? Any way around
> this without shielding the entire roof? :-P
>
> Thanks for any help! Jay
>

Are you hearing radio stations, 60 Hz hum, static, or what?
Are you near florescent lighting? (like in the floor under your feet...)

-TimH
Received on Thu Nov 2 04:15:02 2006

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