[aprssig] Re: Unreasonable xmission delay

john b. leonard, jr. w9jbl at comcast.net
Sun Jul 16 09:56:04 EDT 2006


Also, when I listened to 144.390 yesterday here at home, it was non-stop
packet-racket.  It was impossible for my system to get thru the 1st hop on
the digi here (WA9CJN-15).

w9jbl


> -----Original Message-----
> From: aprssig-bounces at lists.tapr.org [mailto:aprssig-
> bounces at lists.tapr.org] On Behalf Of john b. leonard, jr.
> Sent: Sunday, July 16, 2006 8:52 AM
> To: 'TAPR APRS Mailing List'; brent.hildebrand at gmail.com
> Subject: RE: [aprssig] Re: Unreasonable xmission delay
> 
> One of our club members reported a big opening in 2m and 6m last nite.
> That
> may explain why the system is hearing too much.
> 
> 73s
> 
> w9jbl
> dekalb, il
> 
> 
> > -----Original Message-----
> > From: aprssig-bounces at lists.tapr.org [mailto:aprssig-
> > bounces at lists.tapr.org] On Behalf Of Robert Bruninga
> > Sent: Sunday, July 16, 2006 8:45 AM
> > To: brent.hildebrand at gmail.com; aprssig at lists.tapr.org
> > Subject: Re: [aprssig] Re: Unreasonable xmission delay
> >
> > >>> brent.hildebrand at gmail.com 07/16/06 12:04 AM >>>
> > >I did a little analysis of APRS traffic this afternoon...
> >
> > Looking at the ones with LONG delays, I notice they are
> > also in the middle of very high density areas.
> >
> > N3XKU in the middle of New Jersey, The highest APRS density
> > on the planet, KD7NM in the middle of seattle, and N6EX-3
> > in the middle of Los Angeles.  Again, it is not inconceivable
> > to me that in the vicinity of these IGates is a digi
> > somwehre on a high location that either hears too much
> > or is simply using carrier squelch and it takes forever for
> > the DCD light to go out so that the packet is finally
> > transmitted.  Maybe if we looked at the path, we could
> > learn something.
> >
> > Bob
> >
> >  N3XKU  304 302 281 272 315 365 326 285 267 274 209 251 255 265 296
> > 331 5 67 74 78 5 3 3 4 4 33928 5 33990 5 34110 5 5 34230
> >
> >   KD7NM*  610 493 141 222 48 85 228 170 54 195 243 195 138 80 196 138
> > 249 191 166 108 167 51 158 100 150 88 118 142 90 121 62 73 70 88
> >
> >   K5COD  719 406 357
> >
> >  N6EX-3  181 94 107 104 87 66 97 76 94 71 95 106 93 104 76 55 97 95
> > 114 80 83 86 110 83 94 78 72 117 116 143 146 140 86 104 89 118 108 96
> > 112 107 114 117 61 119 132 158 109 72 110 74 137 67 88 105 120 95 106
> > 80 90 112 81 68 102 77 80 102 80 129 83 84 33359 90 83 85 119 102 116
> > 100 100 86 80 92 76 83 104 82 57 101 90 96
> >
> >
> >
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> 
> 
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