That looks like an issue with your sound card (6 dB/octave roll-off). Check with a different sound card/cables.
73, ... Joe, W4TV On 12/22/2015 8:48 AM, on4iq wrote:
Listening via 6Khz filter there is 15k 6k 2.8k installed I just tried to listen in FM, useless, cut audio off above 3Khz even in wide filter setting image shows roll off with flat EQ <http://elecraft.365791.n2.nabble.com/file/n7611715/Schermafdruk_2015-12-22_10.png> -- View this message in context: http://elecraft.365791.n2.nabble.com/K3-audio-response-big-roll-off-observed-tp7611712p7611715.html Sent from the Elecraft mailing list archive at Nabble.com. ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to li...@subich.com
______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html Message delivered to arch...@mail-archive.com