[sdiy] Sequencer Idea

[John L Marshall]

Yes! I see the short circuit now.

Thanks,

John


----- Original Message -----
From: James Husted <james at ersatzplanet.com>
To: René Schmitz <uzs159 at uni-bonn.de>; John L Marshall
<john.l.marshall at gte.net>; <synth-diy at dropmix.xs4all.nl>
Sent: Wednesday, October 03, 2001 1:00 PM
Subject: Re: [sdiy] Sequencer Idea


> >
> > I think to make the BCD switches work independantly one needs to
> > make a wide OR gate, or else the bit lines would be shorted together,
> > depending on the settings of the inactive switch.
> > That would be quite a bunch of diodes, thats what always held me back.
>
> Yes, forgot about that. a diode for each bit output of the BCD switches.
> Mine are 10 position with one common and 4 bit outs, so a minimum of 4
> diodes at each switch. I planed on an pair for each step to count at least
> an octave. So figure to use the Pro-one DAC, 6 bits per stage x 16 stages
> equal 96 diodes. Not too bad.
> Oh well, good luck on your design!
> -J
> --
> James Husted                        The ErsatZ Planet
> james at ersatzplanet.com           www.ersatzplanet.com
>
> "Welcome to the first day of the rest of your money."
>
>