Boss ch-1 problems

Started by Jacob, January 08, 2005, 04:11:22 PM

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Jacob

Hi, I'm spanish and my english is not bad, but....  :D

Some days ago, my boss ch-1 started to sound  :evil: . The waveform of de modulation is not like triangle or sine, it sound like square. I mean, I play a note and after it, the note up, and down,up, down,up,down,up,down, (see figure 1.1)  8) ... It doesn't sound like before, it doesn't sound like water.... :P

figure 1.1:   --_--_--_

Boofhead

It's possible the speed or depth pots are faulty.  You can temporarily replace the pots with a divider circuit made from two resistors.    (The two resistances need to add up to the resistance of the pot eg.  10k pot can be replaces with 2.2k + 8.2k.)  Alternatively you can solder in a new pot that is temporarily hanging out of the box.  If the problem dissapears the pot is probably faulty.

Jacob

thanks, i'm going to try it :P