check your ground connections at the power pcb.
On 17-01-16 03:49, l3en0it@yahoo.com [PolySix] wrote:
> Every note I play whether it be C1 or C4 plays the same noise in poly mode(and its a high pitched ringing noise at that). Any thoughts? All input is greatly appreciated.
> Thanks
>
--
Met vriendelijke Groet,
Simon Claessen
drukknop.nl