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

> From: "Dieter Doepfer" < hardware@... >
> To: "Bakis Sirros" < synth_freak_2000@... >
> Subject: Bus behaviour of A-110 and A-111
> Date: Thu, 3 Jun 2004 13:23:44 +0200
>
> Dear Bakis,
>
> we received some questions concerning the CV bus
> concept for A-110 and A-111
> during the last weeks. Maybe it is a good idea to
> publish the following text
> to the group too.
>
> Best wishes
> Dieter Doepfer
>
>
>
> The bus access is a bit different for A-110 and
> A-111.
>
> For the A-110 socket CV1 is normalled to the bus CV,
> i.e. the VCO is
> controlled by the bus CV provided that no plug is
> inserted into the CV1
> socket. As soon as a plug is inserted into the CV1
> socket the connection to
> the bus CV is interrupted and the CV applied to the
> CV1 socket is used to
> control the A-110. If you want that the A-110 is not
> controlled by the bus
> CV simply make a connection to the CV1 socket. It is
> also possible to
> interrupt the A-110 from the bus permanently by
> cutting the cable leading
> from CV terminal of the 16 pin bus connector to
> socket CV1 at the bottom of
> the A-110 pc board).
>
> For the A-111 the bus concept is a bit different
> (the A-111 was developed
> about 2 years after the A-110 and we found the new
> concept a bit better):
> Socket CV1 is not normalled to the bus CV but there
> is a jumper available
> that defines if the A-111 is controlled by the bus
> CV too (i.e. both CV1 and
> bus CV provided that the jumper is set). If the
> jumper is removed the A-111
> does not respond to the bus CV and is completely
> independent from the CV
> signal applied by the A-185 (or A-190) to the bus.
> If the jumper is set the
> A-111 responds to the CV signal applied to the bus
> and the CV applied to CV1
> (the CVs are summed) in this case.
>
> The behaviour is described in detail in the A-110
> resp. A-111 user's manual.
>
>

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




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