Hi Eduardo,

I think you've hit the problem.  A DV signal takes up, say, 2 kHz but it really 
takes it up.  Even when the speaker is pausing, there is still a signal sort of 
like a RTTY diddle filling the bandwidth.  This may give the subjective 
impression that a DV signal is more intrusive than an analog SSB one.  Also in 
a three-way SSB QSO two people can try to talk at the same time and both will 
at least be heard.  It is a bit like conversing at a party trying to focus on 
the speaker you want to hear.  But they don't completely cut each other off 
with SSB.  Maybe DV can have aggressive VOX so that it turns off when there are 
pauses?  Sort of digital break in keying?

73,

Oliver
W6ODJ


On 5 Jan. 2013, at 11:23 AM, Eduardo González <[email protected]> wrote:

> Certainly is impossible the
> coexistence of DV signal with audio signal at same channel, including
> another DV signal

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