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Re: [gear] noise calculator - was inexpensive field recorder

Subject: Re: [gear] noise calculator - was inexpensive field recorder
From: "Danny Meltzer" dannymeltzer
Date: Thu Sep 28, 2006 1:37 pm (PDT)
SHURE says:

"Sensitivity (1 kHz, MS mode)
    Open Circuit Voltage: -66 dB (0.5 mV) Mid. (Side level 1.6 dB
higher than Mid level) (0 dB=3D1 V/Pa)"

The .5 is only for the MID element...there is the SIDE element too.


--- In  "stoatwizard" <> wrote:
>
> --- In  "oryoki2000" <oryoki@>
> wrote:
> >
> > Here's a set of basic information and links to web sites to help
> > people choose an inexpensive field recorder.
>
> I've used some of that to put together a calculator to estimate if
> the recorder significantly degrades the mic noise, with the specs for
> a bunch of common mics built in and a HiMD recorder, SD722 and PMD660
> specs.
>
> It's on
>
> http://www.megalithia.com/elect/noisecalc.html
>
> What seems to come out of that is minimum sensitivity also seems to
> matter in getting a decently modulated recording, with HiMD
> performing surprisingly well in terms of noise and sensitivity.
>
> I have to question Shure's specs on the VP88 - it is really so
> outlandishly insensitive as they seem to claim compared to anything
> else or did I screw up there? I've checked and rechecked this.
>
> I'd love to include the Edirol and the Microtrack, but their
> specifications seem written to deliberately  conceal both the minimum
> level required to achieve 0dBFS and the noise level at that value.
>









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