So your idea of "good intentions, tolerance, and friendship" is "The
automatic band segments are a stupid place to park a slow keyboarding
digi mode... like they say, If you can't stand the heat, stay out of
the kitchen. :)"
Do you have a receipt for those frequencies you seem to think you own?
73,
Dave, AA6YQ
--- In digitalradio@yahoogroups.com, "expeditionradio"
<[EMAIL PROTECTED]> wrote:
>
> > Andy K3UK wrote:
> > However, what is the REAL difference between sending
> > your callsign a few times via ALE , versus picking up
> > the Mic and asking "is this frequency in use" ?
>
> Hi Andy,
>
> I agree Andy, a normal ALE sounding or linking burst is only 10 to
20
> seconds duration, and consists of simply callsign ID. HFN pilot
> stations are using syncronized 10 second duration to minimize this.
>
> I, too, suggest that this can hardly be classified as significant
> interference in anyone's realistic evaluation... when compared to
the
> commonplace (but disruptive) contesting, DX pileups, voice calling,
or
> even spontaneous CQ calls on slow digi modes or slow CW. On the
> thermometer of "HF interference temperature", ALE is nearly
freezing!
>
> ALE sounding (station ID) occurs on only one frequency per ham
band...
> in common ALE jargon: "the pilot channel". 90% of all ALE
> transmissions happen on that pilot channel frequency. ALE operators
> really have no need or desire to roam through various keyboarding
> frequencies on each band looking for contacts, CQing, or QRMing
QSOs.
> If the link can't be made on one of the pilot channels, they either
> give up or wait a little while and try again on the channel.
>
> ALE pilot channel frequencies are in the automatic sub-bands (and
> widely published). ALE doesn't just pop up on keyboarding QSOs
> unexpectedly. The pilot channels are constantly active with ALE
> signals throughout the day, worldwide. For those who are not
familiar
> with just how active they are, you can easily view "ALE Channel
ZERO"
> site on the web, with a sample of the ALE activity happening right
at
> this moment:
> http://hflink.net/qso
>
> The system of amateur radio developed ALE is as prime of an example
of
> a ham-friendly 24-hour international HF calling and e-messaging
system
> as anyone can point to. The ALE traffic on a pilot channel is
> time-multiplexed, with many stations sharing the same frequency
slot.
> Sometimes you can see traffic interleaved with calling. This is
quite
> a highly efficient use of the spectrum.
>
> It is likely that anyone who says they are getting their keyboarding
> QSO clobbered by ALE is intentionally provoking trouble by
purposely
> operating in the automatic sub-band, right on top of the active ALE
> pilot freq :)
>
> The automatic sub-bands are the place on HF where time-division
> multiplexing and fast ARQ techniques are in active use. If one
pauses
> for a minute, another station may use the frequency during the
pause.
> It's not rude, and it is not QRM. It is normal. It is good
> time-efficiency in action. The automatic band segments are a stupid
> place to park a slow keyboarding digi mode... like they say, "If you
> can't stand the heat, stay out of the kitchen." :)
>
> There are other non-ALE automatic stations sharing the same
> frequencies with ALE pilot channels. Many of these stations also are
> compatible with time-multiplex operation. Although this results in
> some QRM or waiting for QSOs, this is generally an acceptable
> compromise for our shared HF bands. It is part of the nature of
> operating on HF ham bands, that there are different methods of
> operation. Some are compatible with each other, some are not. If
these
> concepts are kept in mind, with good intentions, tolerance and
> friendship, it is possible for harmony to exist among hams on the
air.
>
> 73 Bonnie KQ6XA
>
