On Thu, Feb 13, 2003 at 09:05:18AM -0500, w2fca@cs.com wrote:
> "John Isenberg" <ihi@frontiernet.net> wrote:
> >Ev,
> >I am not sure how your configuration prevents two signals on a band at one
> >time.
> >From the BeacoNet web page -
>
> "As with most TNC's it will "hold off" transmitting if it believes that the
> frequency is in use. Due to the close proximity of antennas in a Rover, it
> is quite likely that operation in the narrowband segment will "self-QRM" the
> CU2QSO transceiver, causing it to believe that the channel is in use; thereby
> holding off a transmission until after the narrowband transmission is
> completed. Alternately, PTT circuits may be employed to assure that -- when
> another 2 meter transceiver is PTT'd -- the CU2QSO TNC is powered-off. This
> will absolutely guarantee full compliance. It is suggested that each Rover
> test their system against the first method before adding the complexity of
> the second method"
Hmm - maybe in a rover... but as I understand it, this technology is now
allowed
for home stations where this method of preventing more than one signal at a time
would not be sufficient.
It would seem that this hasn't been really throught out for the home station.
Tree N6TR
tree@kkn.net
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