Hi David,
For your measurement of the 12dB gain, your article suggests you compared =
difference between on axis and off axis sensitivity? Did you also compare i=
t to a capsule in free air?
John Hartog
rockscallop.org
--- In "Avocet" <> wrote:
>
> Was Re: [Nature Recordists] Re: extreme amplification
>
> >12 dB is rather a lot is the amplification wideband or a specific
> >region?
>
> Wideband at "bird" frequencies. It still gives a stereo image at voice
> frequencies.
>
> A positive reaction! I've mentioned my Brinibox design several times
> in the past and published the test recordings.
>
> I've now written up the Brinibox in draft form:
> http://www.briniblog.com/record/snrbrinibox.htm
>
> I don't want anyone to patent the idea, if indeed it can be patented,
> but would like to keep the Brinibox design in the public domain. I see
> it as a good entry level project for newbies and it could develop to
> be a serious rig.
>
> The mics I used are similar to:
> http://www.radioshack.com/product/index.jsp?productId=3D2102927
>
> I've also included an account of the "barrier effect" and why I can
> measure a 12dB lift with the Brinibox.
>
> All comments are welcome.
>
> David
>
> David Brinicombe
> North Devon, UK
> Cogito cogito ergo cogito sum - Ambrose Bierce
>
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