> Are you able to change the frequency with the manual frequency control

NO

> You may even try the lower TL064 instead of the TL084. For the final module
> the upper should be an TL084 again but for testing you may use also the
> TL064 instead of the TL084.

changed all the components from another module and still not working...


I have to send it to you then....


Best regards,


Alexandre