[aprssig] [amsat-bb] Re: Advertising Shuttle Retransmission Faclities on APRS

[Robert Bruninga]

> Could the RC-D710 be connected to a D700 
> to get the new features??

Yes, but the best features of
1) Automatic insertion of your FREQ in your packet
2) Using the TUNE button to tune to someone elses freq

Will not work, because the RC-D710 does not have any radio
control or monitoring functions except with the D710 radio.

Bob
WB4APR
 
> ----- Original Message ----- 
> From: "Robert Bruninga" <bruninga at usna.edu>
> To: <nigel at ngunn.net>
> Cc: <AMSAT-BB at amsat.org>
> Sent: Monday, September 29, 2008 9:05 PM
> Subject: [amsat-bb] Re: Advertising Shuttle Retransmission 
> Faclities on APRS
> 
> 
> >> You're correct, I have only ever used it
> >> or seen it used for vehicle tracking...
> >> I've got an old ... GPS ... but what
> >> current reasonably priced mobile radio
> >> (preferably dual band) would you suggest...
> >
> > There are many ways:
> > 1) The KWD D7 or Yaesu VX8R HT's have built in APRS and are
dual
> > band and great for handheld satellite communications.
> >
> > 2) The D700 and new D710 mobiles have larger displays and
are
> > 50W dual bands.
> >
> > 3) Or you can add an APRS display to any radio using either
the
> > HAMHUD or the RC-D710 Display unit (this is simply the D710
APRS
> > control head (sold separately) so that it can be connected
to
> > any radio (all APRS functions and TNC are built into the
head.
> > See www.aprs.org/D710-HT.html which shows the display head
> > connected to an old $88 HT.
> >
> > 4) Or you can always connect any old radio/tnc/PC combo, or
> > these days, many programs can use sound card TNC's so no
> > hardware other than a radio and PC are needed.
> >
> > Once the kenwood radio integrated everything back in 1998, I
> > have not used a mobile laptop since, but can still see all
> > surrounding APRS activity...
> > And information.
> >
> > Good luck!
> >> Robert Bruninga wrote:
> >> >> I guess your idea must have some merit
> >> >> but I've never seen/known anybody to drive
> >> >> around monitoring APRS beacons.
> >> >
> >> > Interesting... but that is what APRS was designed to do.
To
> > be
> >> > an information exchange, distribution and display system
for
> >> > mobiles.
> >> >
> >> > Unfortunately, I fear you have been missled into the
> > incorrect
> >> > view of APRS as a "vehicle tracking system" which has
> > nothing to
> >> > do with what it was designed for.  APRS was around since
the
> >> > 1980's and GPS was only folded in in the 90's when they
> > became
> >> > cheap enough.  But tracking GPS modiles is only a small
side
> >> > benefit of having full tactical situational awareness,
Local
> >> > Frequency recommendations,
> >> > Satellite's-in-view/frequencys/doppler,  global messaging
by
> >> > callsign and global email text messaging from the front
> > panel of
> >> > your APRS radio.
> >> >
> >> > Its because of the proliferation of tracking devices that
> > has
> >> > misslead most casual observers into only seeing maps of
> >> > vehicles.  If that's all they see, they are not seeing
the
> > local
> >> > info displays that the APRS radios present to the mobile
> >> > operator.
> >> >
> >> > Kenwood has been abismal in their full page ads, because
> > they
> >> > never show any of the local info displays!  They only
show a
> >> > dual band radio, mention APRS and GPS in the text, and
leave
> > the
> >> > missinterpretation up to the 98% of  readers who have
never
> >> > experienced APRS...
> >> >
> >> > Another local NET that should be advertised to mobiles is
> >> > whenever an AMSAT net is in progress.  Just send out the
> > beacon
> >> > and do not be surprised if your fishing brings in some
> > mobiles
> >> > from other frequenceis checking into the net...
> >> >
> >> > Please see the web page on these misconceptions:
> >> > www.aprs.org/APRS-tactical.html
> >> >
> >> > Bob, WB4APR
> >> >
> >> >> Robert Bruninga wrote:
> >> >>> Therefore, a TNC should be connected to
> >> >>> the Retransmitter that activates an APRS
> >> >>> beacon on the local APRS channel whenever
> >> >>> it is keyed.  This APRS beacon will alert
> >> >>> all mobiles on the front panel of their
> >> >>> APRS radios in range that the retransmission
> >> >>> is in progress.
> >> >
> >> >
> >> >
> >>
> >>
> >> -- 
> >>
<><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
> >> <><><><><><>
> >> Nigel A. Gunn. G8IFF   W8IFF (was KC8NHF)
> >> 1865 El Camino Drive, Xenia, OH 45385-1115, USA   937 825
5032
> >> e-mail nigel at ngunn.net             www
http://www.ngunn.net
> >> Member of  ARRL, GQRP #11396, QRPARCI #11644, SOC #548,
> >> Flying Pig #385,
> >>                    Dayton ARA #2128,  AMSAT-NA   LM-1691,
> >> AMSAT-UK, MKARS,  ALC
> >>
<><><><><><><><><><><><><><><><><><><><><><><><><><><><><><><>
> >> <><><><><><>
> >>
> >
> > _______________________________________________
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> of the author.
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