Comparison of different Ambisonics to stereo methods: cardioid decoder, UHJ (IIR filter), UHJ (FIR filter) and binaural (using Google’s HRTFs).
Binaural needs to be listened to over headphones but all of the others work on headphones and loudspeakers.
More details about cardioid decoding and UHJ stereo:
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Set the video quality as high as possible to best hear the differences between the methods.