Probably should be added as a poll to "new module ideas" ;)

On Wed, 26 Nov 2008 11:49:00 +0200, Bakis Sirros
< synth_freak_2000@... > wrote:

> good idea!     ;-)
>
>
> Bakis Sirros - Parallel Worlds / Interconnected / Memory Geist
> 1 group owner
> www. parallel - worlds - music. com
> www. myspace. com/ parallelworldsmusic
> www. myspace. com/ interconnectedmusic
> www. myspace. com/ memorygeist
> www. DiN. org. uk
> www. musicamaximamagnetica. com
> www. shimarecords. co. uk
> www. rubberrecords. gr
> Athens - Greece
>
> --- On Wed, 11/26/08, yahoo@... < yahoo@... > wrote:
>
> From: yahoo@... < yahoo@... >
> Subject: AW: 1 Re: starting a modular - Z3000 waveform
> quality
> To: Doepfer_a100@yahoogroups.com
> Date: Wednesday, November 26, 2008, 11:39 AM
>
>
>
>
>
>
>> I don't think anyone is advocating that VCOs should produce a
>> "perfect" sine.
>> Just simply a clean wave what has no audible buzz or distortion.
>> That 's what defines a
>> sine - just the fundamental component. Anything else is NOT A SINE WAVE.
>>
>> It seems either ignorant, sloppy or misleading for a manufacturer
>> to intentionally make a
>> buzzy wave and then spec it as "sine" wave. At the very least
>> label it something more
>> accurate like "buzzy wave beta testers like" ;-)
>
> I'd recommend to read the information about a product. On our A-110 info
> page it is clearly specified:
>
> "The core of the A-110 is a sawtooth oscillator (in contrast to the
> A-111-1,
> which is based on a triangle oscillator). The other waveforms are derived
> from the sawtooth by internal waveform converters. As the sawtooth reset
> (i.e. the back-to-zero slope) is not infinite fast but takes a little
> bit of
> time the derived waveforms triangle and sine are not perfect ! At the
> top of
> the waveform they have a small glitch or notch that is caused by the
> sawtooth reset and cannot be eliminated by the waveform converters. The
> sine
> is derived from the triangle by a simple diode-based converter and the
> sine
> shape is not perfect (only a rounded triangle). If a perfect triangle is
> required the A-111-1 is recommended. For a perfect sine the quadrature
> LFO/VCO A-143-9 is recommended. "
>
> We could enlarge the A-110 front panel from 10 to 20 HP for you to to
> have
> this information also available at the front panel :-)
>
> Best wishes
> Dieter Doepfer
>
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