2 and 3 channels not produced on these freqs. FCC Amateur license required. 2 and 3 channels not produced on these freqs. They recommended migrating to 50Mhz about 5 years ago and no longer list 53 MHz in the band plan. These are the legal frequencies for RC Aircraft, Boats, and Cars in the United States.
Some frequencies describe channels by numbers while others describe channels by colors.
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