Thanks for that Bakis, means nothing to me either. That makes it quite
exciting though :)

David Salter
Senior Project Manager
Reuters Ltd
Tel +44 20 7542 2402
Mob +44 7990562402
email david.salter@...
RM david.salter.reuters@...



________________________________

From: Doepfer_a100@yahoogroups.com [mailto: Doepfer_a100@yahoogroups.com ]
On Behalf Of Bakis Sirros
Sent: 13 October 2005 11:34
To: Doepfer_a100@yahoogroups.com
Subject: RE: 1 latest doepfer news!


hello david,
it's a Switched Capacitor filter. don't ask me though
anything more, i do not know. i guess that it sounds
quite different from the other filter modules dieter
best regards,
bakis.





--- David Salter < david.salter@... > wrote:

> Fantastic.
>
> I'm really looking forward to the sound files for
> the BBD module, very
> interesting.
>
> I may have missed something but any ideas on what
> the " SC-filter " is
>
> Rgds
>
> David
>
> David Salter
> Senior Project Manager
> Reuters Ltd
> Tel +44 20 7542 2402
> Mob +44 7990562402
> email david.salter@...
> RM david.salter.reuters@...
>
>
>
> ________________________________
>
> From: Doepfer_a100@yahoogroups.com
> [mailto: Doepfer_a100@yahoogroups.com ]
> On Behalf Of Bakis Sirros
> Sent: 13 October 2005 11:14
> To: Doepfer_a100 group
> Subject: 1 latest doepfer news!
>
>
> dieter says:
> "we are very busy as we want to show some new
> modules
> at the NAMM in January. During the last few days the
> prototype of the BBD module was assembled, tested
> and
> corrected/improved and I'm confidential that it will
> be ready for NAMM. After the first tests with the
> new
> BBD circuits I have changed my mind (in my last
> messages I was not sure if we will manufacture a BBD
> module - now I am !). After playing with the
> prototype
> (which looks very confused in the meantime because
> of
> the many additional soldered parts and wires) I
> really love the imperfections and drawbacks of the
> BBDs. I can say that it can be a very extreme
> sounding
> module and it will be up to the musician to use it
> in
> a standard application (normal flanger/chorus/short
> delay) or beyond the usual conditions. E.g. the BBD
> circuits are normally allowed/specified for a
> minimum
> clock rate of 10kHz. Yesterday we modified the (of
> course voltage controlled) clock oscillator so that
> it
> can go down to a few hundred Hz. Completely strange
> sounds appear at low clock frequencies as the BBDs
> are
> operated out of their specifications. It sounds very
> lofi, a bit like a bit cruncher or a the A-112 at
> low
> clock settings. The reason for the strange sound is
> not only the low clock frequency but even the BBD
> behaviour as the 2048 capacitors of the circuit have
> "problems" to keep their charges as the clock
> frequency becomes smaller. In principle a BBD is
> made
> of a lot of capacitors (2048 for our module) and the
> charges are forwarded from one capacitor to the next
> one at each new clock. So it's nothing but an analog
> shift register but limited to a minimum clock rate
> of
> ~ 10kHz. At lower frequencies signal losses appear
> (in
> addition to the always existing poor signal of a BBD
> device). I will do some MP3's and publish them
> a.s.a.p.
>
> For the rest of this week the SC-filter prototype
> has
> to be assembled and tested and next week the core of
> the universal AD/DA module is planned (smd board
> with
> processor and delay memory) . I will give you
> details
> as soon as I know more.
>
> Since 2 weeks we even have much more web space
> available so that we will put more sound examples to
> our web site. But there are so many jobs to do and
> we
> have to decide what to do first.
>
> Best wishes
> Dieter"
>
>
>
>
>
>
>
> GREAT or what
> Bakis
>
>
>
>
>
>
> Bakis Sirros
> Parallel Worlds
> Athens-Greece
> 1 group owner
> http://www.shimarecords.co.uk
> http://www.rubber.gr
>
>
>
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Bakis Sirros
Parallel Worlds
Athens-Greece
1 group owner
http://www.shimarecords.co.uk
http://www.rubber.gr



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