Home Forums GuitarPCB Build Support Dr Phybe – (solved) Reply To: Dr Phybe – (solved)

#6431
wilkie1
Moderator

I think you have the IC legs numbered incorrectly.  Read this and provide new measurements.  Particularly, look for a varying voltage on IC3 pin 6.  Reduce the speed pot to 50% to see this more easily.

I am looking for a varying voltage that will indicate that the LFO is operating.