[PD] crash course in ambisonics?

[Hans-Christoph Steiner]

I took a look at ambisonics for the first time, its not simple...  
Anyone know a crash course in ambisonics?  Or even better, are there  
any simple 2D examples around?

.hc

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I spent 33 years and four months in active military service and  
during that period I spent most of my time as a high class muscle man  
for Big Business, for Wall Street and the bankers.
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