--- Dieter Doepfer < hardware@... > wrote:

> From: "Dieter Doepfer" < hardware@... >
> To: "Bakis Sirros" < synth_freak_2000@... >
> Subject: Latest News about PSUII, MS20 filter and
> next batch of modules
> Date: Wed, 14 Jul 2004 20:27:17 +0200
>
> The new A-100 power supply with 1.2A and ring core
> transformer is now
> shipping.
>
> In case that a standard power supply is replaced by
> the new PSU pay
> attention that the mains fuse have to be changed:
>
> For 230 V: 250 mA (time lag/slow blow/tr�ge)
> For 115 V: 500 mA (time lag/slow blow/tr�ge)
>
> And the label at the rear panel should be replaced.
>
> Both fuse and label are available for free if a new
> PSU is ordered.
>
> If complete frames resp. systems with the new PSU
> are ordered of course the
> correct fuses and labels are used. The above notes
> are valid only if an
> existing standard power supply is replaced by the
> user.
>
>
> The very first MS20 type filter prototypes (HP and
> LP) are working. It seems
> that we found a solution to go from HP to LP with a
> rotary control (instead
> of the switch suggested by some members) so that
> only one type of the module
> will have to be manufactured (not a LP and HP
> version). But a lot of
> "strange things" happen in the transition stage (not
> simply a band pass) due
> to the special filter design - especially for higher
> resonance settings. But
> we think a rotary control is better than a switch -
> despite the "strange"
> effects in the transition stage. If one only wants
> to have LP or HP simple
> turn the control fully CCW resp. CW. Voltage control
> of this function seems
> not to be possible as real resistors with
> comparatively low values have to
> be varied. Maybe we could do it with vactrols, but
> VCAs (as normally used
> for VC applications) cannot do this job in the
> circuit.
>
> A-101-1, A-101-2, A-138c and A-152 are now in
> production. We will have them
> here about middle of August 2004. But - as mentioned
> earlier - we will not
> ship these modules until the manuals are ready
> (except experienced users who
> do not need manuals). Next batch will include the
> first three modules of the
> A-143 series (A-143-1 Complex Envelope/Quad AD,
> A-143-2 Quad ADSR, A-143-3
> Quad LFO) and will be available about September 2004
> (same note for the
> manuals as above).
>
> The MIDI/CV version of the ribbon controller is
> available end of July and
> has a lot of new features not available in the A-198
> module. If anybody
> considers to order the A-198 I recommend the MIDI/CV
> version instead of the
> A-198 because of the much more possibilities (not
> only the MIDI features but
> the CV/gate features too, e.g. arpeggio,
> quantization, hold and gate
> function at the same time, inverse mode and many
> more). The controller box
> without sensor is available too so that the A-198
> sensor can be used by
> customers who already own the A-198.
>
>
> Best wishes
> Dieter Doepfer
>
>

=====
Bakis Siros
Parallel Worlds / Polariton
Athens-Greece
1 group owner
http://www.shimarecords.co.uk
http://www.ward12.com



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