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Re: AW: [Doepfer_a100] looking for A-126 frequency shifter

2014-10-09 by David Kellett

I would very much like a Doepfer through zero Oscillator. I'd be happy to buy two and put them together as you describe but I would prefer a dual module myself as that is tidier. 

David

www.movingisliving.co.uk

Sent from my iPhone 

On 9 Oct 2014, at 09:05, yahoo@doepfer.de [Doepfer_a100] <Doepfer_a100@yahoogroups.com> wrote:

>> I loved the idea you had a few years back when you just released
>> the A143-9 Dieter....
>> Making a new version as extension of that module.
>> What Happened to that idea?
>> 
>> 
>> grtz
>> 
>> Ernst
> 
> The idea is still the same, i.e. using an external quadrature oscillator for
> the frequency shift. But the new frequency shifter will be equipped with a
> squelch circuit (envelope follower and VCA) that suppresses the oscillator
> feedthrough when no signal is present.
> And we have also finished the development of the for a long time announced
> thru-zero-quadrature VCO and will present the module at NAMM in January. The
> module has a pure sine/cosine core and the waveforms are not derived from
> other signals (like sawtooth or triangle). Consequently the sine/cosine have
> a high quality with no overtones. It's not yet sure if it will be released
> as a single module (e.g. for the frequency shifter) or a dual
> thru-zero-quadrature VCO with voltage controlled FM indices (i.e. for each
> FM direction 1->2 and 2->1, also for cross modulation). But we will probably
> prefer the single version as not every user looks for a dual module. And the
> dual version can be simply realized by two of the modules and a dual VCA
> (e.g. A-132-3).
> 
> Best wishes
> Dieter Doepfer
> 
> 
> 
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