[aprssig] APRS 6m MeteorScatter net

Robert Bruninga bruninga at usna.edu
Tue Mar 25 19:43:38 EDT 2008


This message got sent before it was finished...
------------------------------------------------
> Just figured an easy way to send out a lot of MS packets
without
> running special software.  Here are settings for my old MFJ:
> 
> MYCALL WB4APR-6
> BEACON EVERY 1
> UNPROTO APRS6M
> BTEXT [FM18sx]^V<CR> 
> [FM18sx]^V<CR>
> [FM18sx]^V<CR>
> [FM18sx]^V<CR>
> [FM18sx]^V<CR>
> [FM18sx]^V<CR>
> [FM18sx]^V<CR>

By using the control-V pass character, then I can get the MFJ
TNC to send out SEVEN straight grid square packets.  And with B
E 1, they go out every 10 seconds.  Listen for me on 50.62 MHz

Bob, WB4APR
> > -----Original Message-----
> > From: Robert Bruninga [mailto:bruninga at usna.edu] 
> > Sent: Tuesday, March 25, 2008 3:14 PM
> > To: bruninga at usna.edu; 'TAPR APRS Mailing List'
> > Subject: RE: [aprssig] APRS 6m MeteorScatter net
> > 
> > Everyone with 6m APRS come join us this weekend on 50.62
MHz.
> > 
> > We arent set up yet for Meteor Scatter timing, but at least
> you
> > can set a high beacon rate and also see if you capture
anyone
> > else.  If using an old MFJ TNC, Im going to just set my
beacon
> > to every 10 seconds all weekend long.
> > 
> > BTEXT [FM18sx] 6m MS Annapolis 
> > BEACON EVERY 1
> > 
> > Bob, WB4APR
> > 
> > > -----Original Message-----
> > > Sent: Friday, January 18, 2008 6:36 PM
> > > 
> > > APRS 6m Meteor Scatter:
> > > 
> > > It looks like we have located maybe 50 of these 6m radios.
> > > 
> > > These are 100 watt mobiles.  Two kinds:
> > > *  70-0375C's  (smaller) 
> > > *  0520CWB's?  (bigger but with VHF cross link built in)
> > > 
> > > Again, my thinking is the worlds largest diversity
receiver
> > for
> > > APRS meteor scatter emergency messaging.  Would be an
order
> of
> > > magnitude better performance than any one station can
> achieve.
> > > 
> > > http://www.ew.usna.edu/~bruninga/meteors.html
> > > 
> > > Althought they need 22 amps for transmit, they only draw
0.5
> > > amps on receive which is all we need most of the time at
the
> > > Igates.
> > > 
> > > Only problem is they are in Florida, and the cost of
> shipping
> > is
> > > more than the radios.  As we try to figure out what to do
> > about
> > > all this, it would be nice to know some things:
> > > 
> > > 1) who else would be interested in one of these?
> > > 2) who else has old 6m gear they could XTAL to this freq?
> > > 3) who of these then normally runs an Igate?
> > > 4) Do prospectives have room for a 100' long wire antenna?

> > > 
> > > Cost per radio estimated to be under $100 working with
> control
> > > heads and mic.
> > > 
> > > Private replies to wb4apr at amsat.org and I will summarize.
> > > Bob, WB4APR
> > 
> > 
> 
> 





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