Chicago Midway Airport - Department of Aviation - UHF-T

System Name: Chicago Midway Airport - Department of Aviation - UHF-T
Location: Chicago, IL
County: Cook
System Type: Motorola Type II SmartZone
System Voice: Analog and APCO-25 Common Air Interface
System ID: Sysid: 6D1C Connect Tone: 76.6
Last Updated: February 10, 2021, 7:37 pm CST   [General text description updated]
System Notes

Feb 10, 2021 - Listener reports: "I am no longer hearing any activity or receiving a control channel from this system. All activity has moved to the 800 MHz P25 Phase II system."



Uniden XT series radio settings:
Band Plan 1: Lower Base: 474.000 Upper: 478.7375 Step: 12.5 Offset: 380

Forum thread discussing monitoring this system

Sites and Frequencies

Red (c) are control channel capable frequencies
Site Name Freqs
001 (1) Site-1 476.7875c477.0875c477.4125c477.6375c476.3125476.5625


DEC HEX Mode Alpha TagDescriptionTag
968025d0ADOA SecurityDepartment of Aviation: Police / U.S.I. Security [F-1] Security
971225f0ACPD MidwayChicago Police (Midway Assigned) (Detail) [Ch 2]Law Dispatch
DEC HEX Mode Alpha TagDescriptionTag
97442610ACFD MidwayChicago Fire Department (Detail) [Ch 3]Fire Dispatch
993626d0AIncidentFire: Incident Command [Ch 5]Fire-Tac
Fleet / City Services
DEC HEX Mode Alpha TagDescriptionTag
964825b0ACustodiansCustodians Public Works
97762630ATruckDriversMotor Truck Drivers Public Works
98082650ASnowSnow Channel Public Works
96162590ATradesTrades Public Works
98402670ATraffic MgmtTraffic Management Authority Transportation
Airport Administration
DEC HEX Mode Alpha TagDescriptionTag
98722690AOpsMidway OperationsPublic Works
990426b0AAdminAdministrativePublic Works
DEC HEX Mode Alpha TagDescriptionTag
996826f0ACom 1Common 1 [COM 1]Multi-Tac
100002710ACom 2Common 2 (Snow Brooms) [COM 2]Multi-Tac
100322730ACom 3Common 3 [COM 3]Multi-Tac
100642750ARadio ShopRadio ShopBusiness