The quality is bad in high pithced sounds, narrow
pulses and especially the noise waveforms, which sounds
like it has plays 1 octave lower. An example tune with
some large scale sounds,
My versions are Sidplay V2.0.8, Libsidplay V2.1.0.
Linux. Sound Blaster 128 (es1371 driver).
I have used an option sidplay2 -f88200 Tarzan-lento.sid
to double the frequency, but the higher voices still
choke, as one can imagine 44100 Hz should give a CD
quality. It sounds like a bug in the playback frequency
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