United Airlines (ORD/EWR/IAD)

United Airlines OHare TRS

System Name	United Airlines OHare
System Type	MOTOTRBO Connect Plus
System ID	396
Connect Tone
Wide Area Communications Network
Network Access Code
TRBO Color Code	1
NXDN RAN
Band	UHF
Ownership	Private
FCC License	KAX258 WPMZ678
City
County	Cook
State	Illinois
United Airlines OHare System DB Entry
United Airlines OHare FCC Info
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Wiki Home → Collaboration Gateway → Illinois → Cook County → United Airlines OHare TRS

Welcome to the United Airlines OHare collaboration article, a Trunked Radio System located in Cook County, Illinois.
This is where you, the user, may index any articles you develop for scanning related topics for this Trunked Radio System.

• See the Monitoring DMR and Monitoring TRBO sections of the DMR MOTOTRBO articles for compatible receivers, scanners and applications

Sites

This Connect Plus system consists of two sites - 396-1 and 396-2 (both located at O'Hare Airport). Below is the channel mapping determined so far (channels are listed in time slot 1 / time slot 2 order):

396-1:

• 476.3375 - channels 1 & 2
• 476.6125 - channels 3 & 4
• 477.1625 - channels 5 & 6
• 477.2625 - channels 7 & 8

Control channels rotate between channels 1,3,5 and 7 of each site every 24 hours. (unable to find last four freqs / eight channels at this time, control channel data does indicate sixteen active channels for 396-1)

396-2:

• 460.725 - channels 1 & 2
• 476.5875 - channels 3 & 4
• 477.1125 - channels 5 & 6
• 477.2375 - channels 7 & 8
• 460.700 - channels 9 & 10
• 476.5375 - channels 11 & 12
• 477.0125 - channels 13 & 14
• 477.2125 - channels 15 & 16

Control channels rotate between channels 1,3,5 and 7 of each site every 24 hours.

FCC

• Callsigns: KAX258, WPMZ678 - these licenses also cover five repeaters not found to be active from submitter's location. Possible that they might be low power.

Related Links

• CARMAChicago Profile