[MPA] Noise reduction on voice recordings

John McDaniel johnmcd at one.net
Wed Oct 20 06:32:23 PDT 2004

On Oct 20, 2004, at 8:43 AM, LENJOY at aol.com wrote:

> I have have a M-Audio nova microphone and use a M-Audio USA 
> Bus-powered preamp and audio interface, but I still seem to get a lot 
> of background noise.  It sounds similar to using the powerbooks 
> internal mic.

Describe the noise. From the room? Hiss/white noise? Rumble?

Are you trying to deliver 48 volt phantom power via USB bus power? IOW, 
is the preamp running off external power?


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