> Hello Dieter,
> I just tried switching the CA3080 around and indeed the switch showed that
> the other part was working correctly with a good CA3080.
> I will get some from my local electronics dealer which saves me the hassle
> of having to contact Thomann again and send the unit back for the second
> time.
>
> I however tried switching the chips around on the first unit i
> had and that
> did not work at that time! (of course I tried!) ;-)
> So Thomann will indeed tell you about a defective unit!
>
>
> Greetings,
>
> Ernst

Let me know if you cannot get the CA3080 (it's no longer in production). I
could send you one to your address (directly or via our representative in
your country).

Best wishes
Dieter Doepfer