In the audio options. Press alt+O then press O again, control tab to the advance page, then tab until you see it. Robert. ----- Original Message ----- From: Nickus de Vos To: ddots-l@xxxxxxxxxxxxx Sent: Monday, December 13, 2010 6:16 PM Subject: [ddots-l] Re: wave profiler Hi a question on your question, how and ware do you set to use sonar in WDm orASIO mode?