16 June 2025

Changes to the Mobile Communications America DMR System at Georgia Ports Authority Savannah

Some time back, I noticed that the Mobile Communications of America 800 MHz DMR trunked repeater system (TRS) at Georgia Ports Authority in Savannah had changed configuration; no longer was anything being heard with it programmed into my gear as as Connect Plus system, but the SDS100 was seeing it as a Tier III system. I didn't have the time to pursue it any further at the time and added it to my radio "to-do" list. Over the weekend, I stayed up all night watching the 24 Hours of Le Mans sports car race and decided to check the MCA DMR system at Georgia Ports off the list; letting the SDS100's LCN finder run on it while I worked on the Charleston Road Trip Report and watched the race.

It turns out that the MCA system at Georgia Ports is a Tier III system using the same 12 frequencies it did as a Connect Plus system, however the DMR color code has changed to 12. It's all still just as busy (which is very busy 24 hours a day) as it was in its previous configuration. Here's what the LCN finder and several hours of ProScan logging talkgroups revealed:

 DMRT3, Net ID: 8h
 Site ID 1, CC12
 854.5875 - LCN 287
 856.5375 - LCN 443
 857.1875 - LCN 495
 858.1875 - LCN 575
 855.1625 - LCN 333
 856.1875 - LCN 415
 857.5375 - LCN 523
 855.0375 - LCN 323 - Control Channel
 855.6375 - LCN 371
 856.0875 - LCN 407
 857.0875 - LCN 487
 858.0875 - LCN 567
 
 TG 1003 - Georgia Ports Unknown
 TG 1005 - Georgia Ports Unknown
 TG 1009 - Georgia Ports Unknown
 TG 1012 - Georgia Ports Unknown
 TG 1013 - Georgia Ports Unknown
 TG 1101 - Georgia Ports Unknown
 TG 1102 - Georgia Ports Unknown
 TG 1103 - Georgia Ports Unknown
 TG 1104 - Georgia Ports Unknown
 TG 1105 - Georgia Ports Unknown
 TG 1106 - Georgia Ports Unknown
 TG 1107 - Georgia Ports Unknown
 TG 1108 - Georgia Ports Unknown
 TG 1121 - Georgia Ports Unknown
 TG 1122 - Georgia Ports Unknown
 TG 1123 - Georgia Ports Unknown
 TG 1124 - Georgia Ports Unknown
 TG 1125 - Georgia Ports Unknown
 TG 1126 - Georgia Ports Unknown
 TG 1142 - Georgia Ports Unknown
 TG 1142 - Georgia Ports Unknown
 TG 1143 - Georgia Ports Unknown
 TG 1145 - Georgia Ports Unknown
 TG 1161 - Georgia Ports Unknown
 TG 1162 - Georgia Ports Unknown
 TG 1163 - Georgia Ports Unknown
 TG 1164 - Georgia Ports Unknown
 TG 1165 - Georgia Ports Unknown
 TG 1166 - Georgia Ports Unknown
 TG 1167 - Georgia Ports Unknown
 TG 1168 - Georgia Ports Unknown
 TG 1177 - Georgia Ports Unknown
 TG 1181 - Georgia Ports Unknown
 TG 1182 - Georgia Ports Unknown
 TG 1183 - Georgia Ports Unknown
 TG 1184 - Georgia Ports Unknown
 TG 1185 - Georgia Ports Unknown
 TG 1186 - Georgia Ports Unknown
 TG 1197 - Georgia Ports Unknown
 TG 1201 - Georgia Ports Unknown
 TG 1202 - Georgia Ports Unknown
 TG 1203 - Georgia Ports Unknown
 TG 1204 - Georgia Ports Unknown
 TG 1205 - Georgia Ports Unknown
 TG 1206 - Georgia Ports Unknown
 TG 1207 - Georgia Ports Unknown
 TG 1208 - Georgia Ports Unknown
 TG 1217 - Georgia Ports Unknown
 TG 1221 - Georgia Ports Unknown
 TG 1222 - Georgia Ports Unknown
 TG 1223 - Georgia Ports Unknown
 TG 1224 - Georgia Ports Unknown
 TG 1229 - Georgia Ports Unknown
 TG 1230 - Georgia Ports Unknown
 TG 1281 - Georgia Ports Unknown
 TG 1282 - Georgia Ports Unknown
 TG 1301 - Georgia Ports Unknown
 TG 1302 - Georgia Ports Unknown
 TG 1303 - Georgia Ports Unknown
 TG 1305 - Georgia Ports Unknown
 TG 1306 - Georgia Ports Unknown
 TG 1307 - Georgia Ports Unknown
 TG 1341 - Georgia Ports Unknown
 TG 1348 - Georgia Ports Unknown

This information has been submitted to the RadioReference data, so it should be updated there soon.

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