[sdiy] cs 10 pitch

[Tim Parkhurst]

Any possibility you might just have a bad slider or pot? Either that, or
maybe something is up with the CV summer to the VCO perhaps?

Tim (perhaps?) Servo
"Imagination is more important than knowledge." - Albert Einstein

*************************************


> -----Original Message-----
> From: Rude 66 [mailto:r.lekx at chello.nl]
> Sent: Thursday, April 29, 2004 5:16 AM
> To: synth-diy
> Subject: [sdiy] cs 10 pitch
> 
> hello all,
> 
> i still have a problem with my yamaha cs10 that's starting to baffle me. i
> got this thing with the keyboard hacked off and in bits and pieces. there
> was no bottom anymore either. i mounted the power supply and regulator
board
> on a piece of wood, and screwed this to the bottom of the cs10, figuring
i'd
> use it as a desktop.
> so far, so good: it's a little scratchy, but it works via cv/gate. the
> problem is the pitch. even though it has a Feet selector which goes to
'64'
> it won't go lower than what's about a c2. anything below that on the midi
> keyboard holds just one pitch. the pitch bend and modulation slider won't
> work either, despite being wired properly. when the cv/gate inputs are
> disconnected, when i touch the sliders i hear sound. even when i touch the
> wires to the sliders.
> 
> all the wiring seems to be ok, and sometimes the pitch slider will work
when
> i hold it, but moving it will make tpitch disappear. this makes me think
of
> a ground problem.. is it possible that the wooden bottom is causing the
> ground not to work properly? the funny thing it it will go lower in pitch,
> but only using the midi pitch bender on the master keyboard..not the keys.
> go figure.
> the midi-cv is a syntecno teebee.
> 
> any ideas? it's a nice synth, and i can hear the bass potential in it..;-)
> 
> thanks!
> 
> ruud
> 
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