<html><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><blockquote type="cite"><div><br>Where does this different behavior come from? Is it a hardware, a software<br>or a configuration issue?<br><font class="Apple-style-span" color="#000000"><font class="Apple-style-span" color="#144FAE"><br></font></font></div></blockquote></div><div><br></div><div>Peter, </div><div><br></div><div>The ANF function"bug" is only a configuration issue. To correct the ANF functionality, in PowerSDR, go to the setup menu</div><div><br></div><div>Setup > DSP </div><div><br></div><div>then in the "ANF" box, set </div><div><br></div><div>Taps: 65</div><div>Delay: 50</div><div>Gain: 50</div><div><br></div><div>Doing this made my ANF button function as I expect. </div><div><br></div><div>Alternatively you can, of course, edit the "database.xml" file in the "C:\Documents and Settings\,<your username>\Application Data\FlexRadio Systems\PowerSDR v1.19.3 folder to reflect these settings, but using the setup menu in PowerSDR when it is running is easier. </div><div><br></div><div>Give it a try and let me know if it works for you too. </div><div><br></div><div>73, Joe K5SO</div><div><br></div><div><br></div></body></html>