Hello, each of the four VCAs is equipped with a 47k input resistor (R1, R12, R23, R34). If you increase the values of these resistors (or add a trimming potentiometer to each resistor) the input signal is attenuated. You find the position of the resistors in the attached picture. Best wishes Dieter Doepfer > -----Ursprungliche Nachricht----- > Von: Doepfer_a100@yahoogroups.com [mailto:Doepfer_a100@yahoogroups.com] > Gesendet: Dienstag, 9. Januar 2018 12:50 > An: yahoo@doepfer.de [Doepfer_a100] > Betreff: [Doepfer_a100] A-132-4 Input Signal Level > > > I find it is necessary to greatly attenuate a VCO output (say the > sine wave from a A-111-1) to prevent distortion. I have adjusted > the trimmers to get a full range sweep for an ADSR. > > Is there an input resistor that could be changed to remove the > need for 2 x A-183-1 dual attenuators, or am I thinking about > this incorrectly? > > Thanks > John > > > > ------------------------------------ > Posted by: John Hollis <john@hollis.je> > ------------------------------------ > > > ------------------------------------ > > Yahoo Groups Links > > > [Non-text portions of this message have been removed]
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AW: [Doepfer_a100] A-132-4 Input Signal Level
2018-01-09 by yahoo@doepfer.de
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