The following AAR Channels/Frequencies are monitored:

IAIS

AAR 74  161.220 Road 

AAR 13  160.305 Yard

CPRR

AAR 44 160.770 Ottumwa Sub.

AAR 65 161.085 Davenport, Eldridge & Nitrin Subs.

AAR 88 161.430 West Davenport Yard

AAR 28 160.530 Nahant Yard

AAR 84 161.370 Industry Job

BNSF

AAR 87 161.415 Barstow Sub.

AAR 66 161.100 Barstow Yard

AAR 18 160.380 Chillicothe Sub.

AAR 85 161.385 Mendota Sub.

AAR 51 160.875 Galesburg Yard

AAR 39 160.695 Ottumwa Sub.

UPRR

AAR 62 161.04 Clinton Sub.

Radio: Motorola GM300

Antenna: Cushcraft Ringo Ranger 2