[sdiy] ppg waves

[Paul Maddox]

All,

sorry, dufflink :-)

http://www.Modulus.Synth.net/monowave/

(no caps on the m of monowave)

----- Original Message -----
From: "Paul Maddox" <P.Maddox at signal.qinetiq.com>
To: <synth-diy at dropmix.xs4all.nl>
Sent: Tuesday, December 17, 2002 11:01 AM
Subject: Re: [sdiy] ppg waves


> Neil/Christian,
>
> Fainling that, take a look at the Monowave ;-
> Www.Modulus.Synth.net/Monowave/
>
> Waveforms taken from the wave 2.x with permission and under license from
> Waldorf.
> its uses an AVR for its main CPU..
> It has 256 waveforms, Two oscillators, two sub oscillators and a moog
ladder
> filter.
> Theres a stack of examples there, some even showing MIDI CC control of the
> waveforms (kindly provided by Paul Nagle), whilst not being a wavetable
> synthesiser, it certainly sounds very much like a PPG...
> I am currently designing a polyphonic version, which is proving a lot more
> work than I first thought. I would hope that I can get it at least
starting
> to be built before march2003, and hopefully some sounds from it by
> June/July2003.
>
> Some interesting facts, the PPG wave holds only 127 waveforms, though
those
> of you with a calculator will work out that 32 tables with 64 waveforms
per
> table is a lot more than 127, 2048 in fact.
>
> The tables are generated when you select a table. Eneter a table number
and
> the CPU quickly calculates the data for the table. You can notice on the
PPG
> Wave as the sound stops for about 1 second whilst it calculates and
> repopulates the wavetable RAM.
>
> Paul
>
> ----- Original Message -----
> From: "Neil Johnson" <nej22 at hermes.cam.ac.uk>
> To: <Christian.Bergmiller at daimlerchrysler.com>
> Cc: <synth-diy at dropmix.xs4all.nl>
> Sent: Tuesday, December 17, 2002 10:04 AM
> Subject: Re: [sdiy] ppg waves
>
>
> > Christian,
> >
> > Have you checked out Paul Maddox's PPG pages:
> >
> > PPG webpages
> >    Http://www.PPG.synth.net/
> >
> > Neil
> >
> > --
> > Neil Johnson :: Computer Laboratory :: University of Cambridge ::
> > http://www.njohnson.co.uk          http://www.cl.cam.ac.uk/~nej22
> > ----  IEE Cambridge Branch: http://www.iee-cambridge.org.uk  ----
>
> ----- Original Message -----
> From: <Christian.Bergmiller at daimlerchrysler.com>
> To: <synth-diy at dropmix.xs4all.nl>
> Sent: Tuesday, December 17, 2002 9:32 AM
> Subject: [sdiy] ppg waves
>
>
> > Hello List...
> >
> >
> > I would like to experiment with the ppg waves and some avr controllers -
> > building a midi controlled wavetable oscillator.
> >
> > Searching the archive/internet was not very sucessfull :-(
> > ( I just noticed this topic was requested and discussed bevore...)
> >
> > If somebody would be kind enough to send me an image file of the ppg
wave
> > eprom(s) this would be great.
> >
> > Christian
> >
>
>