[sdiy] Top Octave Chips?

Tim Ressel madhun2001 at yahoo.com
Fri Jun 21 00:28:01 CEST 2002


Yo,

Did someone mention my name?  Yes, my cpld TOG chips
were indeed working. Unfortunately my machine for
doing cpld programming is down, and i am doing the
head-cold snuffle, so no cplds today. When there is
interest I can resurrect my setup.

--TR

--- adam at hoodmusic.net wrote:
> Hi
>     Yup, there was, most recently Tim Ressel did one
> in a CPLD, at least
> worked on it, I do not know if he finished it. And I
> have been working on
> one built up from analog components. So far I have
> gotten one done with
> quad 555 timers. It works nicely, but after awhile
> the notes drift abit,
> but not very much, and sounds nice when its a tad
> bit out of tune. When I
> get ambitious and work on my web page I will put up
> the info.
> 
> adam
> 
> "Oren B. Leavitt" wrote:
> 
> > Hello all,
> >
> > Yes I have, a loooooong time ago...I might still
> have a datasheet buried
> > away somewhere..
> > The Mostek 50240s are scarce puppies now.
> > Wasn't there a thread a while back about home-brew
> plug-in replacements
> > for them?..
> >
> > Oren
> >
> > Lothar Cantare wrote:
> >
> > > Hey Diy-ers...
> > > Has anyone played around with top octave chips
> before?
> > > (S50240)
> > > Are they even available anymore?
> > > I was just looking at an old book of schematics
> and
> > > thought that might be fun, stacking up lots
> (30-ish)
> > > of these chips, and building kind of an
> organ/chorusy
> > > cheesy thingy. :^)
> > > Thanks for any info, L.
> > >
> > >
> __________________________________________________
> > > Do You Yahoo!?
> > > Yahoo! - Official partner of 2002 FIFA World Cup
> > > http://fifaworldcup.yahoo.com
> >
> > --
> > Oren Leavitt
> > oleavitt at ix.netcom.com
> 


__________________________________________________
Do You Yahoo!?
Yahoo! - Official partner of 2002 FIFA World Cup
http://fifaworldcup.yahoo.com



More information about the Synth-diy mailing list