[MilCom] Ft Benning P25 update

Mike Riffle kc8mzm at yahoo.com
Tue Nov 1 21:17:28 EST 2005


It has been nearly 3 months since I found the initial control channel for
this system. Since then a lot has happened. Here's what I have so far:

[FREQUENCIES]

Site 101
386.0750 / 386.2250 / 388.0000

Site 202
386.1375 / 386.2875 / 386.4375 / 386.5875 / 386.7375
386.9500 / 388.1125 / 388.2625 / 388.4125 / 388.5625

Site 303
388.2500 / 388.5500 / 388.7000 / 388.8500 / 389.4875

[TALKGROUPS]

These have been hard to ID since I have been working days the past several
months and the activity on nights and weekends has been minimal.

1050
1053
1056
1057  Foxtrot Base
1060  Rock Force Base
3202
3205
3220
3222
3224
3225
3227
3247
3248
3249	
3251
3253  Rock Steady Base
3254  Comanche calling any station this net / Comanche calling Guardian 6
3257  Charlie Sierra calling Patriot Sierra / Charlie 2 calling Rock Force
       Sierra
3260  Charlie 4 calling Rock Force Sierra
3327  ?squad leaders? calling TOC
3442
3456
3476
3482
3701  Military Police
3703  Range Control
3704
3705

[NOTES]

With the exception of Site 101, all of the above was culled from the
UniTrunker program available at RadioReference.com:
http://www.radioreference.com/wiki/index.php/UniTrunker. Site 101 is too
weak for UniTrunker to decode and barely works on the Uniden 396.

Based purely upon signal strength, I would guess that site 101 is located
in the southern part of the base, site 102 in the northern part, and site
103 in between.

I have noticed some interoperability between the P25 system and the old
EDACS system. For instance, units in the field have called Range Control
on the P25 system but Control has answered back on the EDACS system.

For future reference, anyone interested in this system can visit the Radio
Reference website and look in the Georgia Radio Discussion Forum. I have
been posting regular updates there.

Mike Riffle
Cataula, GA


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