[NewMusic] Core Sound ambisonic mics

[Matt J. Ingalls]

> Is sound-field to b-format a simple add subtract?

i seem to remember it's the equivalent to MS <-> stereo:
L = .5*sqrt(2)*(M + S)
R = .5*sqrt(2)*(M - S)

but of course with soundfield mic it's all done in
in the little preamp box so the output is b-format

-m