On Thursday, July 23, 2015, Malte Stamm-Gadow m.stamm-gadow@... 1 < Doepfer_a100@yahoogroups.com > wrote:

 

Hi Dieter,

If you will design a new vocoder, I would buy one too. Thought to order one, but had to realize that I'm too late.

Greetings,
Claas

Malte Stamm-Gadow
Journalist
Musik- & Theaterwissenschaftler

Otto-Ernst-Weg 17

24159 Kiel

Tel. 0172 30 797 00

Am 23.07.2015 um 13:47 schrieb yahoo@... 1 < Doepfer_a100@yahoogroups.com >:

>> Yes, but the circuit design would be mostly complete, tested, and proven. By "other manufacturers", I really meant "an
>> enthusiast with the passion to keep the sub-system alive", not a team of circuit designers with an established system for
>> fabrication and their own idea of what features are necessary. I'm not an engineer, but I can design a PCB, source all
>> the components, and build kits. I've just had a small batch of PCBs fabricated for a project I'm doing, so I wake up
>> with a bit of confidence that anything is possible. Zöe and Nina might consider taking on this project also and would
>> have more experience than I in producing a professional-grade result (front panel).
>>
>>
>> The DIY community can support legacy projects, there just isn't always the capital to invest in bulk purchases to cut
>> costs. If I were to attempt this, it would not be to profit financially, it would simply be to keep the system
>> available as an option for future modular users and to provide those "missing pieces" to folks who didn't purchase the
>> complete system from you (voiced/unvoiced, slew control, etc).
>>
>> Nick
>
> To speak the truth I'd not recommend to copy the A-129 modules as they are. As already mentioned by you more modern VCAs (SSM2164)
> instead of the obsolete and expensive Curtis VCAs CEM3381 should be used. And it would be also a good idea to use a better type of
> VC slew limiter (not the controller/slew limiter combo with pulsewidth controlled VC switches and lowpass filters). After all it
> would be a redesign. Only the filter stages could remain unchanged. Maybe we could collect orders. If 50 orders are reached we may
> think about a new more compact vocoder, i.e. an all-in-one unit with analysis section, slew limiter, synthesis section. Each channel
> linked via jumpers between analysis section/slew limiter input and slew limiter output/synthesis section so that it can expanded to
> a fully modular version if desired by replacing the jumpers by output/input sockets. But I don't want to promise anything as we
> still have a lot of projects to be finished.
>
> Best wishes
> Dieter Doepfer
>
>
>
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