thanks David,
I appreciate a lot the sharing of such experiences, there is
always to learn !
Gianni
2013/8/9 <>
> **
>
>
> > Hi David,
> > when recording with gunmics (Sennheiser K6/ME66) I keep them spaced to
> > form a 30 degrees V with 16cm spacing on their front. I also tried
> keeping
> > them parallel, spaced by 16cm as well. However I don't have a clear idea
> of
> > which solution is better? ?¥. With the V I get more stereo effect on the
> > sources I'm pointing to, but sounds coming from the side may appear more
> > frontal than their real position. I'd need more testing about these
> > configurations. Any idea about this issue ?
>
> Gianni,
>
> The reason I use crossed gunmics is to greatly reduce the sensitivity of
> the
> rig to other sounds like wind noise, planes and distant traffic. The
> compromise is that all of the sound is recorded off-centre of one or both
> mics, and all directional mics have odd frequency responses off-centre.
>
> However, with MKH416's, a mic angle of about 25 to 30 degrees gives s
> clean
> enough image with good noise rejection. I experimented with spacing the
> mics, but finished up with the capsules one above the other to get volume
> stereo only which sounded "cleaner".
>
> The weak point is the centre image which is off-centre of both mics, hence
> the fairly narrow angle between the mics. I also tried a wider angle of
> about 45 deg with an MKH816 long gun panned to the centre, filling in the
> gap and it sounded good but was unmanageable as a portable rig.
>
> I've also experimented with a pair of MKH 816's, but they are very
> directional and the stereo image varies too much with frequency, but they
> will record stereo birdsong very clean of ambient noise. The side
> rejection
> of these mics is around 20dB.
>
> David Brinicombe
>
>
>
--
Centro Interdisciplinare di Bioacustica e Ricerche Ambientali
Universit? à degli Studi di Pavia
Via Taramelli 24, 27100 Pavia
http://www.unipv.it/cibra
http://mammiferimarini.unipv.it
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