[Elecraft] USB Sound Card for digital modes.
Kenneth A. Christiansen
w0cz at i29.net
Mon Nov 30 19:14:40 EST 2009
Rich told me he was having trouble sending this to the reflector but it is
such valuable advice and works so well I want to share it with the group.
I find even the DUPE warnings now come on the main computer speaker even
while sending PSK31 on the USB sound card. My IMD meter reads -29 to -33
so that is working well and my water fall looks just perfect like I have
not seen since back when I ran Windows 98 Second Edition. Thanks again to
everyone that helped me. I hope to work you in some of the upcoming
contests.
73
Ken W0CZ
Rich's direction follow
++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
Ken
In windows Vista and 7, I set the main sound card as the default soundcard.
It can also be done in XP but is a PITA. Then in HRD or MIXW2, select the
correct sound device. With Vista you are stuck with the volume settings you
had as only the default sound card volume sliders show up, but I found this
workable. To change in Vista you need to make the sound card for the rig
default to change volume settings, they will not link to mix unless default,
(I set mine for mid range and then did the rest from the rig) Once you get
the proper volume setting make the main sound card default and all should
work (don't forget to reset the settings in MixW if changed.) I did not
have to do this with Windows 7, as the slider is visible for all sound
devices.
Make sure that the sound card for the rig is not set as the "default" Sound
card. It appears to me that Windows 7 can have two (or more?) default sound
cards. This can be done from control panel/sound/... I do not recall this
in Vista or XP. MIXW and HRD will see the sound card even though it is not
default, but you must select it manually as it will go the default
otherwise. Only need to do this once unless you change cards. For MIXW go
to Configure/Sound device settings, then select the correct soundcard in the
top three windows. HRD can be changed similarly.
Rich
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