Rock and Roll Marathon is run in a number of cities around the world. For the US races they are using Motorola Mototrbo radios in the clear. The Receive Group is 1, CC 5, Slot 1. All traffic is NOT encrypted. This weekend they are in Savannah Georgia, and November 14th and 15th they will be in Las Vegas. Over the weekend I'll update the channel usage if I learn more. The following ten channels are being used:
CH 1 462.78750000 EXPO
CH 2 462.83750000
CH 3 469.56250000
CH 4 466.23750000
CH 5 466.21250000
CH 6 466.18750000
CH 7 466.16250000
CH 8 466.13750000
CH 9 466.11250000
CH 10 466.03750000