> But the problem is there is a loop like this : > > ? ? ? ? ___________________________________ > ? ? ? ?/ ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? \ > ? ? ? V ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? | > [soundcard out] --> [fx processing] -> [soundcard in] -> > [soundfile] Really? If so, the loop is not in your card, I guess... [...] > > Disable the direct throughput and perhaps you'll be done. > > Yes, that's what I'd like to do and that's the purpose of > my message. But I don't know how. I think something is > misconfigured in my audio system. Well, difficult. On my USB card I have two controls called ?Speaker?. One of them controls the soundcard's output, the other one the direct throughput. Best regards ce