Roger Waters' VCS3 & Synthi sequencer schematics? Re: [sdiy] pink floyd and EMS

[ChristianH]

On Fri, 24 Nov 2006 14:23:08 -0500 mark verbos <mverbos at earthlink.net> wrote:

> I don't see any reason you couldn't replace those shift register  
> chips with another shift register, like a 74HC7731 which is a quad 64  
> bit serial register. You can chain the 4 stages together and you have  
> a 256 one. So that means one chip per parallel data bit, or 6 chips  
> instead of 12 MF7104s. no?

And nowadays it's not such an absurd idea to emulate shift registers
using a Tiny AVR or something like that. IC timing specs from 35+ years
ago can't be that tough I think.

Chris