[sdiy] Middle school audio sequencer project

[David G Dixon]

> My question is, could anyone recommend a mux or a part that 
> would do the sequencer part of this project?  I'm using 
> simple CMOS oscillators from Nicola Collin's book Handmade 
> Electronic Music, so they can output up to 9V...

CD4067 will give you 16 inputs
CD4097 will give you 2 channels of 8 inputs each
CD4051 will give you 8 inputs
CD4052 will give you 2 channels of 4 inputs each...

Then there is the DG series of mux/demux chips...