I could not get any audio out of this thing at all! Even though equivalent python/pygames applications were working fine under both Windows and Mac. I dug a little further and found that you need to execute the command:
to get the Broadcom sound driver loaded.
To have the system load the driver automatically, edit /etc/modules and add the line:
at the end.
Also there is a known problem with HDMI audio with SOME TVs.
To resolve this, edit the /boot/config.txt file and add the line:
and, miraculously, it works!
One of the python apps I wrote uses multiple sound channels to make little noises. These work OK playing one at a time and less OK when a bunch of them are playing at once. Don’t know the answer to this yet!