Thank you for really quick answer! I'm new to this group and did not expect getting this kind of VIP service :) Love my Doepfer already. Kind regards, Sami --- In Doepfer_a100@yahoogroups.com, <yahoo@...> wrote: > > > Hello, > > > > Checking my A-132-4 Quad VCA I noticed that it does not have a > > jumper on position JP19, which according to > > http://www.doepfer.de/a100_man/A132_4_jumper.pdf should be in > > place. The problem is, the document explains all the other jumper > > positions but JP19 is not mentioned. > > > > Could anyone check his VCA and see if they have a connector in > > JP19 (top of the board). Or better still, tell what it does? Or > > is it an error in the document? > > > > Best, > > Sami > > JP19 can be used to apply add a small negative voltage to the switching > contact of the CV socket #1 (C1) of the upper unit. This makes sure that the > VCA is fully closed as long as CV is applied to C1. As soon as a plug is > inserted to C1 the small negative voltage is "overwritten" by the applied > CV. > > I will add the description of JP19 to the A_132_4_jumper.pdf document. > > Best wishes > Dieter Doepfer >
Message
Re: A-132-4 jumper JP19, what it does? (mine is missing)
2012-01-23 by saminurmela
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