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Doepfer

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Re: tuning problems w a185

2004-08-16 by ps_minor

never mind, i figured it out.  i was not holding the adjuster button down long enough on 
the a190.  a single push makes such a minute adjustment that even after pushing it many 
many times it didn't do much, but holding it down makes it move much faster so with 
some fiddling i found a good scale setting.  everything is properly in tune now.
thanks, psm



--- In Doepfer_a100@yahoogroups.com, "ps_minor" <pscottm@h...> wrote:
> hi all, i'm having a tough time keeping my osc's in tune, here's what i'm experiencing.  
> 
> using the a190 cv1 output i'm able to acheive proper tuning up and down a 5 octave 
range 
> when using only one osc.  when i patch in a second osc the pitch gets dragged down 
due 
> to what i assume is cv current drain.  
> 
> so i bought an a185 buss access module to act as a buffer.  i assume that when a single 
> osc tracks correctly from the a190 that the a190's scale is set correctly.  so now when i 
> patch the a190 cv1 output to the a185 cv input, the pitch jumps upward a semitone and 
> the range is all out of whack (too wide).  so now back to the a190 to adjust scale, the 
scale 
> remains too wide and no matter how many times i press the "-" button, the scale does 
not 
> decrease further.  
> 
> fyi, the a190 and the a185 are in different frames and the cv busses are not connected 
> together outside the a185.  also, my osc's are in the same frame as the a190.  my osc's 
are 
> not doepfer osc's btw, they are analogue systems rs95's.  could this be a response 
> problem?  i think not sine the rs95 tracks beautifully when only one is connected to the 
> a190 but who knows.  the problems begin when i patch in the buffer, or when i patch a 
> 2nd osc without the buffer.  once the buffer is connected, the behavior remains the 
same 
> regardless of haing one ocs connected or two, so the buffer is doing 'something', just 
> throwing the scale all to hell and causing me to retune middle 'C'.  
> 
> is there something obvious i'm overlooking here?  any help is much appreciated.
> 
> thanks, -psm

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