[sdiy] Glide circuit, how possible?

harrybissell harrybissell at prodigy.net
Wed Aug 4 08:22:26 CEST 2004


The 4051 usually has only one output on at a time, but it would be
possible
to switch them between adjacent outputs at an ultrasonic frequency...
giving
the effect of a smooth transition between them, and possibly a whole
sh!tload
of switching noise as well (you'd have to try it)

Grant Richter outlined a method of dithering an LM3914 bar graph chip to
do something
similar...  maybe he has it posted at www.musicsynthesizer.com
somewhere.

You might also use the individual outputs to drive a voltage to current
converter, into
an LED/Photocell and use standard glide techniques.

H^) harry

j s wrote:

> Hello list! My name is Jason Stout and I need a reality check, and
> some advice. How possible, or practical, is the addition of a glide
> circuit to this
> sequencer: http://geofex.com/Article_Folders/udrand.htm How would it
> be done?I can't see it happening, but if it is practical, I think you
> guys would know. Thanks!J
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