[Elecraft] K3 Audio routing question
Joe Subich, W4TV
lists at subich.com
Tue Jul 6 11:17:59 EDT 2010
> For me, the need for the audio mixer is not to crush the stereo XY,
> but more to let me receive while in diversity mode BOTH of my
> antennas at the same time, and let the mixer route my audio to both
> headsets so as I don't have to listen to it fall from one over
> another.
In your case you don't have true diversity - you are not hearing the
same signal on both receivers. You could achieve the result you seek
simply by using the dual receive mode and locking the two VFOs on
the same frequency. Again, it does not require any programming
time and does not create the possibility for operator error in
diversity.
73,
... Joe, W4TV
On 7/5/2010 11:57 PM, The Smiths wrote:
>
> Okay Joe,
>
>
>
> Your point is very well taken.. I understand what you are saying very
> clearly. I have the scope, and I've set it to look at phase between
> the two channels. I guess I need to clarify something. When I'm in
> diversity mode I don't seem to have both signals on both antennas at
> the same time.
>
> This is where we are having a problem communicating. I'm not going
> to disagree with your theory that the signals WOULD cancel out the
> stereo imaging if I were to push one phase onto the other. I believe
> this is true, and I know it for fact.
>
>
>
> However, where I am having an issue is when my poor receiving
> Vertical antenna is NOT receiving a signal my Well receiving Horz
> antenna is, and then Some times reverse. I would like to be able to
> "mix" the main onto the sub, and the sub onto the main's earphone
>
>
>
> For me, the need for the audio mixer is not to crush the stereo XY,
> but more to let me receive while in diversity mode BOTH of my
> antennas at the same time, and let the mixer route my audio to both
> headsets so as I don't have to listen to it fall from one over
> another.
>
> Admittedly, I don't have the best "diversity" set up here at my QTH,
> so for me it's more important that I keep a constant signal in both
> ears rather than one at a time.
>
>
>
> Now, just for the sake of it, I would like you to tune to a signal
> that you are having the phasing sound with in diversity mode. Then,
> go to the utility and enter in !BEFF; in the terminal window. I
> would then like you to email me back and let me know that you didn't
> hear BOTH of your antennas at the same time, in both ears. I would be
> interested to know if you get NO signal at all from the same very
> station you were just listening to in both ears. Or even a reduced
> signal level. From my experience I've never had a signal cancel on
> me, I've only had it double in loudness. I'm sorry, I know this goes
> against what we both agree on when it comes to XY phase, but it's
> just the way it is. Do it for yourself and stop thinking theory.. Try
> reality. (I don't mean that as an insult, but rather a practical
> challenge.)
>
>
>
> Again, even if this was the worst idea, it's still not going to
> affect YOUR rig if you never turn it on. This isn't an argument.. I
> was merely backing up the reasoning that the other person made the
> request. So, other than your return email to me after you've
> completed my test, can we PLEASE end this thread? Were beating a dead
> horse.
>
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