this is small artifical sounding stuff

pwmglid is a pulse width modulation sweep
bq is a high pass filter experiement that didnt quite work*
shapea is a 'waveshaping instrument*
shepdwns supposed to be a sheppard tone
potglid is a sample of something very strange I dont know what
pwm05-90 are various pulse width square waves

* csound orc/sco available
james@maths.ex.ac.uk
