[aprssig] Re: Unreasonable xmission delay

john b. leonard, jr. w9jbl at comcast.net
Sun Jul 16 09:51:46 EDT 2006


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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