Self noise

  • Thread starter Thread starter alwayslearnin
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alwayslearnin

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How important is self-noise in SDC omnis? I've seen some of the better models go as high as 28 and some of the less expensive as low as 14. Any thoughts on this will be appreciated.
 
The self noise of even the "noisiest" microphones is almost always completely swamped out by the sound being recorded, so the only time when self-noise becomes an issue is when recording passages of extremely soft instruments when they are playing very softly and/or trailing off into near-silence (such as at fade-out time.)

Also, noise is additive. So if you are recording 12 instruments or 12 tracks, then the total noise from all starts to add up.

There is no question then that lower self noise is better, but it is only one aspect of the microphone's contribution to the recording. Whether it is an issue to YOU, would depend on the specifics of the situation.
 
28 is kind of a lot, if you are recording acoustic guitar or quiet vocals that may be a little much, I guess it depends on how quiet etc... But for electric guitar, drums, or anything decently loud you probably won't notice.
 
Low "self-noise" is very important to me. I do on location recording of classical groups (string quartet, brass quintet, piano and soloist, etc.) and, apart from a wide dynamic range, often times the playing becomes very, very soft. For my situation, low noise is a must. I'm using Rode mics, in part, because of their quality sound, low noise and because they're in my price range. Possibly, in a more controlled studio situation, low noise might not be much of a factor.
 
Exacto you and I seem to record the same things. Which Rode mics do you use? I appreciate everyone taking the time to respond to this subject and believe you me it has explained alot.
 
I mostly use Rode NT2-A, NT1-A and have used CAD M37 and Nady SCM1000. The Rodes are very quiet, the CAD fairly quiet and the Nady has some noise issues. I do a modified "Decca Tree" (2 omnis and a cardioid up front) or X/Y but, on occasion, a spaced pair works well. I have not gotten into M/S. Mic placement and the sound of the room are vital.
 
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