UR5FFR

Hi my first post here
Anyone know anything about " UB7KPV Synthesizer on mega 2560 V2.f " ???
there are parts without values, i need to know
if anyone can help

meny thanks
Howard G7LQY

I haven't this information.
Why you don't contact direct to author?

I have sent questions to him but i think he is working at sea
Thanks